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See all questions in Balancing Chemical Equations. Two general chemistry students working together in the lab weigh out 0.832 g of CaCl2 2 H2O into a crucible. View this solution and millions of others when you join today! For the following reaction: The pair of electrons in the bond are equally likely to be found in the regions of space immediately above and below the plane defined by the atoms. Mass of CH4 = 12 gms For industrial purposes, ethylene is presently the most economical method. (a) Congratulate themselves on a job well done. Volume of CO = 30.0 L Which substance is a product in this reaction? 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. Enter the name of the gas followed by its volume in liters to the nearest whole number, separated by a comma. Consider a 20.0 % (m/v) solution. Find answers to questions asked by students like you. The hydrogen produced is employed in the Haber-Bosch process for the preparation of ammonia from nitrogen. Your data protection . Did the student draw a correct representation of the reaction? V = volume The chlorinated derivatives of methane (CH3Cl, CH2Cl2, CHCl3, and CCl4) are useful industrially and are prepared by various methods, including the reaction of methane with chlorine at temperatures on the order of 450 C (840 F). highest molarity. How many atoms of C does the notation 6 Fe(CH3COO)3 indicate? 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)? Hydronium ions are formed by the reaction between : (a) Sodium hydroxide and water(c) Hydrogen chloride gas and water (b) Calcium chloride and water ( 3.83 For the reaction of nitrogen, N2, and hydrogen, H2, to form ammonia, NH3, a student is attempting to draw a particulate diagram, as shown below. Q:Rusting of iron involves a chemienl neactioN which is a combination of: * When 13.2 g of carbon were burned in the presence of 48.8 g of oxygen, 13.6 g of oxygen remained unreacted. Hint: Ethene or ethylene, a double bond containing carbon compound and member of the alkene family when subjected to the combustion breaks down into the carbon dioxide and water. 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 (for the product ethanol) for each of the two reactions. It usually occurs when a hydrocarbon reacts with oxygen to produce carbon dioxide and water. Ethane is an example of a saturated hydrocarbon ( that is all the four bonds of carbon are single bonds) which undergoes combustion reaction with oxygen molecule. Practical yield = 15.6 g Alkenes are characterized by the general molecular formula CnH2n, alkynes by CnH2n 2. The density of a mixture of gases may be calculated by summing the products of the density of each gas and the fractional volume of space occupied by that gas. 1 mole KCIO, Median response time is 34 minutes for paid subscribers and may be longer for promotional offers. Experts are tested by Chegg as specialists in their subject area. , dropped out or were lost to follow-up and how many participants were evaluated for the study end points? b q a fmg yxrz. In the most general sense, combustion involves a reaction between any combustible material and an oxidizer to form an oxidized product. We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. How does the use of hydrocarbons affect global warming and climate change. 68.03 g of hydrogen peroxide (H2O2) decompose to form 36.03 g of water (H2O) and 32.00 g of oxygen (O2). A solid circular cone made of pure platinum (density =21.45g/cm3) has a diameter of 2.75 cm and a height of 3.00 inches. Ethane (C2H6) burns with oxygen to produce carbon dioxide and water. Gas. From the balanced equation, it is clear, Q:1. Why do chemical equations need to be balanced? Ethane and Oxygen make: Ethane + Oxygen = Carbon Monoxide and Water. (b) Assume the bottle of CaCl2 2 H2O was mislabeled; it actually contained something different. Which substance is a product in this reaction? (Note the similarity to the calculation of the molar mass of an element from the isotopic masses and fractional abundances.) grams of KCIO: (NH4)2Cr2O7, Calculate the mass, in grams, of each of the following. You may round atomic masses to one decimal place. 2Al2O3=4A1+3O2, A:The number of molesis equal to the ratio of mass to the molar mass of the substance. Directions: Complete the following problem. If 1250 cc of oxygen is burnt with 300 cc of ethane. 3Cl2O (g) + 10NH3 --> 6NH4Cl + 2N2 (g) + 3H2O View Available Hint(s) Gas, volume. 2C2H6 + 7O2 4CO2 + 6H2O. In combustion reaction, definitely oxygen must be "one of the reactants". For the reaction: CH4 (2) + O2 (2 -> CO2 (@ + H2O () Heavy water is water with the isotope deuterium in place of ordinary hydrogen, and its formula is D2O. C2H6(g) + 7/2O2(g) 2CO2(g) + 3H2O(g) The radius of a ping pong ball is 20 mm. The coefficients of reactants and products can be used to compare the volume of each species involved in the chemical reaction. Sodium phosphate and calcium chloride react to form How can I balance this equation? a) Balance the equation;, A:Given reaction, Given that, Additionally, each carbon has a half-filled p orbital, the axis of which is perpendicular to the plane of the bonds. Toxicological information Information on likely routes of exposure Ingestion Not likely, due to the form of the product. 2) How many grams of excess reactant remains? How many moles of nitrogen, Q:When glucose is burned in a closed container, carbon dioxide gas and water are produced according to, A:The balanced combustion reaction of glucose is given as In the equation above, what volume of ethane (C2H6) in liters is required to form 28 L L of carbon dioxide (CO2)? When ethane, C2H6, burns in oxygen, carbon dioxide and water are formed. What is the balanced equation for the chemical reaction #Mg_3N_2+2H_2O -> Mg(OH)_2+NH_3#? Overlap of two p orbitals, suitably aligned and on adjacent carbons, gives two bonds. Ammonium perchlorate reacts with aluminum according to the balanced reaction below. A:in Balanced chemical equation equal number of atoms are present in reactent and products side. 300 cc of ethane is 2 V, so oxygen required for 300 cc of ethane is . why only these? Ethane burns in oxygen to form CO2 and H2O according to the equation : Ethane burns in oxygen to form CO2 and H2O according to the equation: 2C2 H 6 +7O2 ---> 4CO2+ 6H 2O, Ethane bums in oxygen to form CO2 and H2O according to the equation . What type of chemicals are used in sanitation? 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. What is the molar concentration (molarity) of a solution containing 171 g sucrose in 0.750 L solution? In a Balanced Symbol Equation: 4C2H6 + 12O2 = 6CO + 12H2O. As a result of his experimentation, he discovered a method for indirectly measuring the number of atoms involved in a reaction. 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. Use bond energies to determine the heat of each reaction per mole of O2 (assume Lewis structures with zero fonnal charges; BE of S = O is 552 kJ/mol).. V2O5, Calculate the molar mass of each of the following compounds. 1 mole O 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. How can this be written as a conversion factor? Ethane will burn in air( oxygen) to give off carbon dioxide and water as products of the chemical reaction. The equation is 2C2H6 (g) + 702 (g) + 4CO2 (g) + 6H2O (g) Part A In the above equation, how many liters of oxygen (O2) are required to burn 6.0 L of ethane (C2H6) gas? , 4. Helmenstine, Anne Marie, Ph.D. "Combustion Reactions in Chemistry." In a second experiment run to verify the outcome of the first, a sample was burned and 0.813 g of sulfur dioxide was obtained, but the student running the experiment forgot to determine the initial mass of sulfur burned. What volume in liters of 1.00 M NaOH contains 7.25 mol NaOH? oxygen carbon dioxide water ethane Question 2 0.5 pts When ethane, C2H6, burns in oxygen, carbon dioxide and water are formed. 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. Calculate how many grams of heavy water are required to produce 140.0 mg ND3(g). How many moles of sucrose are there in 2.50 L of a 0.500 molar solution? Ethene (C2H4) is the simplest alkene and ethyne (C2H2) the simplest alkyne. Mass of ammonium, Q:Hydrogen peroxide (H2O2) decomposes over time according to the following equation: Here are several examples of balanced equations for combustion reactions. In combustion reaction, definitely oxygen must be "one of the reactants".. By balancing the above equation. Ethane CH4 burns in oxygen gas to form water and carbon dioxide. around the world. The other product is CO2. CaH2(s)+H2O(l)Ca(OH)2(aq)+H2(g), Q:1. 2C,H6) +702) 4CO) + 6H,0) 1) What mass of carbon dioxide would be produced if 2.50 x 10 24 molecules of C,H, reacts with 345 L of O, at STP? 11. 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 2 moles of hydrogen peroxide (H2O2) decompose to form two moles of water (H2O) and one mole of oxygen (O2). Note that while oxygen gas is always present as a reactant, in the trickier examples, the oxygen comes from another reactant. Your question is solved by a Subject Matter Expert. 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. In the reaction, 4 L of ethane and 14 L of oxygen burn to completion. The same reaction can be used to produce heavy ammonia, ND3(g), according to the equation You may round atomic masses to one decimal place. In this specific reaction, 2 L of ethane combines with 7 L of oxygen completely (without any traces of reactants remaining) to yield 4 L of carbon dioxide and 6 L of water. You may round atomic masses to one decimal place. How many moles of H2O are produced when 0.392 mol of octane is burned? CaCO3(s)+2HCl(aq)CaCl2(aq)+CO2(g) 2) How many grams of excess reactant remains? 2 1 CK Chemistry (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? Best Answer. It hits the ground after an interval of 4.10 s. What is the potential difference between the starting point and the top point of the trajectory? The equation is 2C2H6(g) + 7O2(g) 4CO2(g) + 6H2O(g) Part A In the above equation, how many liters of oxygen (O2) are required to burn 8.0 L of ethane (C2H6) gas? A 6.00 %% (m/v) NaCl solution contains 49.9 g of NaCl. Although the reactions are exothermic, a source of energy such as ultraviolet light or high temperature is required to initiate the reaction, as, for example, in the chlorination of cyclobutane. Given the results from parts above, select one of the two methods as the better candidate overall for preparing ethanol. 2) How many grams of excess reactant remains? You may round atomic masses to one decimal place. Mass: Cu 63.55 Cl 35.45 H 1.008 O 16.00 Are there different types of hydrocarbons? The resurfacing cost will be $2.1M with$90K in annual maintenance and resurfacing every 15 years. 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 . 300 x 7 /2 =1050 cc . C2H6+O2 --> CO2+H2O answer choices carbon (C) oxygen (O 2) water (H 2 O) ethane (C 2 H 6) Question 3 30 seconds Q. Chemistry questions and answers. Pure heptane (assigned an octane number of 0) has poor ignition characteristics, whereas 2,2,4-trimethylpentane (assigned an octane number of 100) resists knocking even in high-compression engines. Examples of Chemical Reactions in Everyday Life, The Properties and Applications of Platinum, How to Make Water From Hydrogen and Oxygen, Candle Science Trick to Extinguish Fire with Carbon Dioxide, Ph.D., Biomedical Sciences, University of Tennessee at Knoxville, B.A., Physics and Mathematics, Hastings College, Combustion of butane (commonly found in lighters), Combustion of methanol (also known as wood alcohol), Combustion of propane (used in gas grills, fireplaces, and some cookstoves). Rank the following solutions in increasing order of molarity, overlapping solutions with equivalent molarity. This site is using cookies under cookie policy . If you cut a perfect cube, what is the length of the edge of the cube? Both the GaPtMWFB-450 C and GaMWFB-450 C resulted in a lower production rate to carbon monoxide and water than the TFB-650 C, suggesting that the microwave heating is less favorable to the water gas shift reaction. (8) + 702(8) 4CO2(g) + 6H2O(8) What are the products in the equation (select all that apply)? 2H2O2 (l) = 2H2O, A:Ideal gas equation is Chemistry Chemical Reactions Balancing Chemical Equations 1 Answer Trevor Ryan. 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- oxygen carbon dioxide water ethane Question 2 0.5 pts When ethane, C2H6, burns . [9, 12, 13] Platinum-based catalysts have long been used for the . Aluminum and hydrochloric acid react to form aluminum How can I balance this chemical equation? which can dehydrogenate ethane to form ethylene. What volume of carbon dioxide (CO2) in liters is formed when 4 L of ethane and 14 L of oxygen burn to completion? A common name for ethanol is grain alcohol because it is formed by the fermentation of glucose (C6H12O6) and other sugars in grains such as corn, wheat, and barley: Assume that both gases are measured at the same temperature and pressure Express your answer with the appropriate units. You may round atomic masses to one decimal place. Malic acid, an organic acid found in apples, contains C, H, and O in the following ratios: C1H1.50O1.25 What is the empirical formula of malic acid? What is the total volume (V) of the solution in milliliters. In a combustion reaction, butanol (C4H9OH) is burned in the presence of oxygen (O2), producing carbon dioxide (CO2) and water (H2O). Most of the important reactions of alkenes involve the electrons in the component of the double bond because these are the electrons that are farthest from the positively charged nuclei and therefore the most weakly held. C6H12O6(s) + 6 O2(g) 6 CO2(g) + 6 H2O(l), Q:Gas Laws Stoichiometry write balanced chemical equation for the reactions and identify its type. 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 Alkenes (also called olefins) and alkynes (also called acetylenes) belong to the class of unsaturated aliphatic hydrocarbons. Ethane bum in oxygen to form CO2 and H2O according to the equation: Ethane is supplied at the rate F with oxygen at the rate W and leaves the following products CO2, H2O, O2, C2H6 and H2 at the rate P. How many indepen, Ethane burns in oxygen according to the following equation: `2C_(2)H_(6)(g) + 7O_(2)(g) rarr 4CO_(2)(g) + 6H_(2)O(I)` `2.5 L` of ethane are burnal in. The following results were obtained: Assume that the volume and temperature are held constant. Molar mas of KClO3 = 122.5 g/mol 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, as represented by the equation below. Weight of NH3= 3.25 gm This site is using cookies under cookie policy . We also share information about your use of our The remaining oxygen would be : Mass of KClO3 = 0.728 g 4 NH, (aq) + 30,(g) 2 N,(g) + 6, A:Given-> Ethane burns in air to form carbon dioxide and water. You just determined that when 14 L of ethane (C2H6) and 14 L of oxygen (O2) combined and burned to completion, there is 10 L of excess ethane. Answer Bank Balance the chemical equation. Feo + 1. Ethane is an example of a saturated hydrocarbon ( that is all the four bonds of carbon are single bonds) which undergoes combustion reaction with oxygen molecule. In the equation, if 14 L of ethane (C2H6) 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? SAFETY DATA SHEET GHS product identifier Other means of identification Product type Section 1.