300 x 7 /2 =1050 cc . Mass of CH4 = 12 gms Find answers to questions asked by students like you. Combustion, like all chemical reactions, does not always proceed with 100% efficiency. Which substance is a PRODUCT in this reaction? R =, Q:Potassium chlorate will decompose into potassium chloride and Two general chemistry students working together in the lab weigh out 0.832 g of CaCl2 2 H2O into a crucible. (a) Develop a choice table for interest rates from 0% to 25%. FeCl2+Na2SiO3NaCl+FeSiO3, Balance the following equations. You can specify conditions of storing and accessing cookies in your browser. How, Q:In the formation of smog, nitrogen and oxygen gas react to form nitrogen dioxide:, A:From the reaction it is clear that 1 mole N2(g) gives 2 moles NO2(g). The second most important constituent of natural gas, it also occurs dissolved in petroleum oils and as a by-product of oil refinery operations and of . C6H12O6C2H5OH+CO2 2Al2O3=4A1+3O2, A:The number of molesis equal to the ratio of mass to the molar mass of the substance. Alkenes (also called olefins) and alkynes (also called acetylenes) belong to the class of unsaturated aliphatic hydrocarbons. 2 C2H6 + 7 O2 ------> 4 CO2 + 6 H2O If 401. mm hg of ethane is burned in 452. mm of Hg of oxygen, what pressure of carbon dioxide could be produced? How do you write the balanced chemical equation for this reaction? Answer: From the question, the equation which is 2C2H6 + 7O2 --> 4CO2 + 6H2O has the products as 4CO2 + 6H2O( which is carbon dioxide and water). Grades of gasoline are rated by comparing their tendency toward preignition or knocking to reference blends of heptane and 2,2,4-trimethylpentane and assigning octane numbers. 32.00 g 0 . (NH4)2Cr2O7, Calculate the mass, in grams, of each of the following. When loo grams of solid calcium carbonate is heated, 44 grams of carbon dioxide and 56 grams of calcium oxide are produced. If you cut a perfect cube, what is the length of the edge of the cube? Ethane burns in air to form carbon dioxide and water. a) What mass of, A:Given reaction is 2 NH3(g)+ 3 CuO(s) N2(g) + 3Cu(s) + 3H2O(g). How many grams of ammonia gas can be formed from 13.7 L of hydrogen, A:the most popular and useful method for the synthesis of the ammonia is by HaberBosch process, Q:4. Each atom in a crystal of aluminum metal occupies a theoretical cube that is 0.255 nm on a side. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students. The equation is 2C2H6(g) + 7O2(g) 4CO2(g) + 6H2O(g) a) In the above equation, how many liters of oxygen (O2) are required to burn 6.0 L of ethane (C2H6) gas? 2Al2O3=4AL+3O2, Q:Using stoichiometry, calculate the volume of O2 gas at 1.25 atm and 18.0 C, which forms when 10.5 g, Q:For the following reaction: At. How many moles of methane are produced when 59.6 moles of carbon dioxide gas react with excess hydrogen gas? Ethane gas, C,H,, burns in air (actually the oxygen in the air) to form carbon dioxide and water. See all questions in Balancing Chemical Equations. What is true of the chemical equation, sort the chemical reactions based on whether they absorb or release energyI'm asking this next to the other people who did because the answer with the oxygen gas when heated (and in the, A:Now in the reaction as we are given with the reactants and the products, the balanced reaction is as, Q:2. The combustion of 2,2,4-trimethylpentane is expressed by the following chemical equation: The fact that all hydrocarbon combustions are exothermic is responsible for their widespread use as fuels. Hydronium ions are formed by the reaction between : (a) Sodium hydroxide and water(c) Hydrogen chloride gas and water (b) Calcium chloride and water ( For industrial purposes, ethylene is presently the most economical method. Calculate the percent by mass of N in NH4Cl. Aluminum and hydrochloric acid react to form aluminum How can I balance this chemical equation? In the reaction, 4 L of ethane and 14 L of oxygen burn to completion. You may round atomic masses to one decimal place. A student needs to prepare some CO2 and intends to use to following reaction, A:Given, The moles of reactants and, Q:What volume of O is produced at STP when 89.7 g of AlO decomposes? The higher alkanes present in petroleum also yield ethylene under similar conditions by reactions that involve both dehydrogenation and the breaking of carbon-carbon bonds. 4 NH, (aq) + 3 0,(g) 2 N,(g) + 6, Q:A bottle with the volume 4.03 L contains a sample of chlorine gas, Cl2, with a pressure of 198 Torr, Q:2. 2C2H6(g) + 7O2(g) 4CO2(g) + 6H2O(g)2C2H6(g) + 7O2(g) 4CO2(g) + 6H2O(g) Jan 9, 2016 2C2H 6 + 7O2 4CO2 + 6H 2O Explanation: This is a combustion reaction of an alkane with oxygen. Two and three moles of carbon dioxide and water would be produced respectively for every one mole of ethane that burns in three and a half moles of oxygen gas. The resurfacing cost will be $2.1M with$90K in annual maintenance and resurfacing every 15 years. How many moles of H2O are produced when 0.392 mol of octane is burned? Identification::: Supplier's details : https://www.thoughtco.com/combustion-reactions-604030 (accessed March 4, 2023). *, A container of gas has a pressure of 745 mm Hg and room temperature is 18 C. How does the temperature of the system change when the pressure is change Upon decomposition, this product emits carbon monoxide, carbon dioxide and/or low molecular weight hydrocarbons. An industrial process known as isomerization employs an aluminum chloride (AlCl3) catalyst to convert unbranched alkanes to their branched-chain isomers. 3Cl2O (g) + 10NH3 --> 6NH4Cl + 2N2 (g) + 3H2O As a result of his experimentation, he discovered a method for indirectly measuring the number of atoms involved in a reaction. What is the total volume (V) of the solution in milliliters. Volume of N2 = 0.850 L 32986 views Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. NumberofmolesofCH4=GivenmassMolar, Q:Methyl alcohol (CH3OH) is made by reacting carbon monoxide with H2. 2) How many grams of excess reactant remains? 3 moles 0 sc.7.L.15.2. The following results were obtained: We know that : PV = nRT or, n, Q:MassMass & MassVol : Zinc citrate is used in toothpaste it is synthesized from zinc carbonate and, A:The balance chemical equation for reaction between zinc carbonate and citrate is as follow, Q:Given the equation C2H6(g) + O2(g) CO2(g) + H2O(g) (not balanced), determine the number of liters, A:The balanced equation is, answer choices carbon (C) oxygen (O2) water (H2O) ethane (C2H6) Question 2 30 seconds Q. Zinc and hydrochloric acid are combined in a test tube. Find step-by-step Chemistry solutions and your answer to the following textbook question: Methane burns in oxygen to form carbon dioxide and water vapor. Note that while oxygen gas is always present as a reactant, in the trickier examples, the oxygen comes from another reactant. Number of moles of Al = (2 x number of, Q:What volume of O2 is produced at STP when 89.7g of Al2O3 decomposes ? Your data protection . 2(g) You can specify conditions of storing and accessing cookies in your browser, Ethane (c2h6) is one of many compounds that burns in oxygen to form carbon dioxide and water . chemical, A:The given chemical equation is: Therefore, if two milion SO, molecules combine with one milion O molecules, we got two milion SO, molecules Also note that the coefficients of the molecules in the equation are comparable to the wall whole number ratios, that is, 2:12 Volume of oxygen Value Units Submit Part B 2C, H. (8) +70,() 4CO3(6) + CHOC) in the equation above, what volume of ethane (CH) Intors is required to form 20 L of carbon dioxide (C0,12 Express your answer with the appropriate units View Available Hint() 2 H Pearson Chemical reaction is a process in chemistry which leads to the formation of new substances referred to as PRODUCTS from combination of two or more substances called REACTANTS. What type of chemicals are used in sanitation? 2Al2O3 = 4Al + 3O2, Q:What volume of O2 (at 273 K, 1.00 atm) forms when 100 g of KClO3 decomposes according to the, Q:Ammonium nitrate, NH4NO3, can decompose explosively when heated to a high temperature according to, A:Interpretation- Approximately a quarter is made by kelp and other marine macro-plants and a quarter is made by all terrestrial sources combined. ethane burns in the presence of oxygen to form carbon dioxide and water and release of energy in the form of heat and light. You may be surprised? 3) Determine the percent yield if 310 g of carbon dioxide was recovered. NH3 + Cl, ---> N, + HCI (Note the similarity to the calculation of the molar mass of an element from the isotopic masses and fractional abundances.) F2+AlCl3AlF3+Cl2. T = 295 K 74.55 g KCI Starting with 2.5 g of H2 and, A:CO(g)+2H2(g)CH3OH(l)massofH2=2.5gmoles ofH2=2.5g2.016gmole1=1.24molesmassofCO=30L=3x, Q:what is the mass in grams of AL that were reacted with excess HCL if 6.60L of hydrogen gas were, A:Balanced chemical equation: You may round atomic masses to one decimal place. From the balanced equation, it is clear, Q:1. mass of crucible = 16.221 g mass of crucible and hydrated copper(II) chloride = 18.360 g mass of crucible and anhydrous copper(II) chloride = 17.917 g Assume that both gases are measured at the same temperature and pressure Express your answer with the appropriate units. Limiting reagent is, Q:How many moles of carbon dioxide, CO2, are produced if the reaction conditions are 325 K, 1.6 atm,, A:We have given that The correct balanced equation for the combustion of methane is CH4 + 2O2 CO2 + 2H2O One mole of methane reacts with two moles of oxygen gas to form one mole of carbon dioxide and two moles of water. Inorganic combustion reactions might not form all of those products but remain recognizable by the reaction of oxygen. What volume of carbon dioxide (CO2) in liters is formed when 4 L of ethane and 14 L of oxygen burn to completion? Use bond energies (Table 9.2, p. 353) to determine the heat of each reaction per mole of O 2 (assume Lewis structures with zero formal charges; BE of S=O is 552 kJ/mol). Side-by-side overlap of these two p orbitals generates a bond. Balance the chemical equation. The radius of a ping pong ball is 20 mm. Assume that both gases are measured at the same temperature and pressure. Molarity of HCl solution = 0.0036 mol/L Moles of NaN3 = Mass/Molar mass = 100g/(65gmol-1) = 1.54, Q:Nitric acid is produced from nitrogen monoxide, which is in turn is prepared from ammonia by a, A:Limiting reagent is the reagent which is consumed in the chemical reaction completely. , water vapours donot behave ideally at 273k. How many moles of oxygen are needed to react with one moles of ethane? The equation is 2CH(E) +70,($) - 400,(E) + 6H0() Part A In the above equation, how many ters of oxygen (Os) are required to burn 6.0 Lofthane (CH) as? In the most general sense, combustion involves a reaction between any combustible material and an oxidizer to form an oxidized product. 2C2H6(g)+7O2(g)4CO2(g)+6H2O(g)2C2H6(g)+7O2(g)4CO2(g)+6H2O(g) H,0 *Response times may vary by subject and question complexity. To determine the how many liters of gaseous products would be formed. How many liters of H, at STP are required to react with 2.3 g of Fe,0, to, A:The reaction taking place is given as, (s), Q:Suppose 2.80% of 480 g of PCls (208.2 g/mol) initially present in a 7.00 L reaction vessel at 300C, Q:4) You may round atomic masses to one decimal place. Consider the following equation. Lowest molarity: Grades of gasoline are rated by comparing their tendency toward preignition or . SAFETY DATA SHEET GHS product identifier Other means of identification Product type Section 1. Start your trial now! Why is balancing chemical equations important? Medium Solution Verified by Toppr Molecular weight of ethane is 30 g/mol and of CO 2 is 44 g/mol, O 2 is 32 g/mol 12 CO2(g) +. Combustion doesn't always result in fire, but when it does, a flame is a characteristic indicator of the reaction. Express your answer to one. Enter the name of the gas followed by its volume in liters to the nearest whole number, separated by a comma. highest molarity. 8.00 mol CaCO3, Calculate the mass, in grams, of each of the following. Ca(H2PO4)2, Calculate the molar mass of each of the following compounds. 17.6 g MoO3, Calculate the amount, in moles, of each of the following. The halogens chlorine (Cl2) and bromine (Br2) react with alkanes and cycloalkanes by replacing one or more hydrogens with a halogen. and be mindful of significant digits and units. Overlap of two p orbitals, suitably aligned and on adjacent carbons, gives two bonds. Using volume relationships Volume relationships can also be used to determine how much leftover reagent will remain after a reaction runs to completion when one reagent is in excess. What is the percent by volume concentration of 80.7 mL of acetone in 1550 mL of an acetone-water solution? 1 mole O Solid copper(II) chloride forms a hydrate of formula CuCl2xH2O. 2C2H6 + 7O2 --> 4CO2 + 6H2O If you were told that you have 1 L of ethane and 7 L of oxygen in a flask, you could use the balanced equation to determine that you needed only 3.5 L of oxygen to completely burn all this ethane, 2C, H. (g) + 702(g) + 4CO2(g) + 6H2O(g) Divide all the coefficients with 2, such that you get a balanced equation for completely burning 1 L of ethane. (8) + 702(8) 4CO2(g) + 6H2O(8) What are the products in the equation (select all that apply)? (The density of sodium is 0.97 g/cm3.). Are there different types of hydrocarbons? Which substance is a product in this reaction? We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. Experts are tested by Chegg as specialists in their subject area. How can this be written as a conversion factor? Calculate the mass of butane needed to produce 56.5 g of carbon dioxide. 2 moles KCIO, oxygen carbon dioxide water ethane Question 2 0.5 pts When ethane, C2H6, burns . P = 1.0, Q:Given the following reaction, CaH2 (s) + H20 A proposed new specification is expected to be more resistant to wear. (c) Heat the crucible again, and then reweigh it. Alkenes are characterized by the general molecular formula CnH2n, alkynes by CnH2n 2. When this equation is balanced . Ethylene is a planar molecule with a carbon-carbon double bond length (1.34 angstroms) that is significantly shorter than the corresponding single bond length (1.53 angstroms) in ethane. (i) So, according to above equation, 2 V (volume) of ethane reacts to give 4 V of carbon dioxide. (ii) Also, 2 V(volumes) of ethane reacts with 7 V of oxygen. (8) 70() 400 (8) 6H 0(0) + + 2 2 2 2 1C, H. (g) + 3.502() + 2C02(g) + 3H2O(g) So you would use 3.5 L of the 7 L in the flask and have 3.5 L of the 7 L remaining as excess oxygen unburned after all the ethane has reacted Or you would need an additional L of ethane to burn all the available oxygen Part C 2C, H. (b) + 70,(g) + 4CO2(g) + 6H2O(g) In the equation, if 14 L of ethano (CH) and 14 L of oxygen (O2) combined and burned to completion, which gas will be leftover after the reaction, and what is the volume of that gas remaining? In the equation above, what volume of ethane (C2H6) in liters is required to form 28 L L of carbon dioxide (CO2)? Ethane, C2H6, burns in oxygen to produce carbon dioxide and water. The most important industrial organic chemical reaction in terms of its scale and economic impact is the dehydrogenation of ethane (obtained from natural gas) to form ethylene and hydrogen (see below Alkenes and alkynes: Natural occurrence and Synthesis). 2003-2023 Chegg Inc. All rights reserved. When ethane reacts with "oxygen" to form "carbon dioxide and water". Helmenstine, Anne Marie, Ph.D. "Combustion Reactions in Chemistry." What volume in liters of 1.00 M NaOH contains 7.25 mol NaOH? . Ethane gas, C,H,, burns in air (actually the oxygen in the air) to form carbon dioxide and water. There are different types of chemical reaction which includes COMBUSTION REACTION that is mostly seen in hydrocarbons. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Calculate the molar mass of each of the following compounds. (for the product ethanol) for each of the two reactions. This is a combustion reaction of an alkane with oxygen. The combustion of ethane: 2 C2H6 (g) + 7 O2 (g) ---> 4 CO2 (g) + 6 H2O (g) At the same temperature and pressure, what is the maximum volume in liters of carbon dioxide that can be . If the density of the aluminum crystal is 2.70 g/cm3, what is the experimental value of Avogadro's number? Gas. Combustion Reactions in Chemistry. You may round atomic masses to one decimal place. C2H6(g) + 7/2O2(g) 2CO2(g) + 3H2O(g) How many moles of CO2 are produced when 7.28 mol of oxygen reacts with octane? Calculate the number of moles of H2O (answer must be expressed to 5 decimal places). Ethane (C2H6) burns with oxygen to produce carbon dioxide and water. Explanation: Ethane will burn in oxygen to form carbon dioxide and water according to the following balanced equation: From the equation, it means that for every one mole of ethane, three and a half moles of oxygen gas are required for complete combustion into carbon dioxide and water. How does the use of hydrocarbons affect global warming and climate change. The answer is 258 mm Hg carbonix dioxide, but I need an explanation The balanced chemical equation is written as: 2C2H6(8) + 702(8) 4CO2(g) + 6H2O(8) What are the reactants in the equation (select all that apply)? Calculate how many grams of heavy water are required to produce 140.0 mg ND3(g). The balanced chemical equation is written as: 2C2H6 (8) + 702 (8) 4CO2 (g) + 6H2O (8) What are the reactants in the equation (select all that apply)? write balanced chemical equation for the reactions and identify its type. Calculate the % A.E.
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