Combustion of a 2.0000-g sample of your unknown C,H,Clz compound yielded 1.7787-g of CO2 and 0.7294-g of H2O. Use your molecular weight and the combustion data above to find the molecular formula of your unknown. Show your work below, then submit to the Unknown Liquid Combustion Analysis Assignments folder.

Q: List three ways compositional data may be given in a prob-lem that involves finding an empirical…

A: An empirical formula is derived from the following compositional data The data having information…

Q: a compound containing only sulfur and nitrogen is 69.6% S by mass; the molar mass is 184 g/mol. What…

A:

Q: help please answer in text form with proper workings and explanation for each and every part and…

A: Step 1:Given that,Total mass of product when butanol (C4H10O) reacted = 64.5 g  Step 2:The balanced…

Q: The number of moles in 37.80 g of C2H6O (molar mass = 46.1 g/mol) is?

A: Given information,       Mass of C2H6O is 37.80 g.     Molar mass of C2H6O is 46.1 g/mol.

Q: Vanillin, a compound used as a flavoring agent in food products, has the following percentage…

A: Given : Percentage composition of elements in vanillin  63.2% C , 5.29% H and 31.6% O   Empirical…

Q: determine the quantity of moles in 4.21 x 1023 molecules of CaCl2. List the steps clearly. Use…

A: Given,  molecules of CaCl2 = 4.21 x 1023 molecules

Q: How many moles of CH4 are present in 137.96 g of methane?

A: Given :  Mass of CH4 = 137.96 g  molar mass of carbon = 12.011 g/mol molar mass of hydrogen = 1.0080…

Q: CHEMWORK Vitamin B17, cyanocobalamin, is essential for human nutrition. Its molecular formula is…

A: Molecular formula of cyanocobalamin is C63H88CoN14O14P. Calculation of molar mass: Molar…

Q: An unknown liquid is composed of 60.75% C, 9.370% H and 29.88% Cl. The molecular weight found by…

A: The objective of this question is to determine the molecular formula of an unknown compound given…

Q: Combustion analysisi of a hydrocarbon produces .397g of CO2 and .163g of H20. What is its molecular…

A:

Q: The subscripts in a chemical formula give relationshipsbetween moles of the constituent elements and…

A: Given statement: "The subscripts in a chemical formula give relationships between moles of the…

Q: Acetaminophen (pictured) is a popular nonaspirin, "over-the-counter" pain reliever. What is the…

A: Mass percentage (mass %) is a measure of the concentration of a substance in a mixture. It is the…

Q: Determine the % composition of the following compounds - use correct number of sig figs and report…

A: Mass% is equal to the mass of given substance divided by total mass of the substance multiplied by…

Q: Which of the following has the smallest mass? O 1.40 x 1024 molecules of 12 O 0.010 kg of Br2 O 5.00…

A: Here we have to generalize all the units into grams to compare the smallest mass.

Q: In this reaction: Mg (s) + -> Mgl2 (s), if 10.0 g of Mg reacts with 60.0 g of l2 and 61.26 g og Mgl2…

A:

Q: What is the percent composition by weight of hydrogen in the following compound? C;H,O2 Enter your…

A: Percentage composition of any atom in a molecule can be taken out with the help of mass of atom and…

Q: Determine molecular formula. An organic compound that only contains C, H, and O was subjected to…

A: Since the compound is made up of only C, H and O. Hence we can assume the empirical formula of…

Q: Analysis of a carbohydrate showed that it consisted of 40.0 % C, 6.71 % H, and 53.3 % O by mass. Its…

A: The objective of this question is to determine the molecular formula of a carbohydrate based on its…

Q: In a certain unknown compound composed only of C and H. It is 89.94% C and 10.06% H and the molar…

A: Mass percent of carbon and hydrogen is given as 89.94 % and 10.06% respectively. Mass percent of an…

Q: 4. How many grams are there in 60.0 X 102 formula units of Mg, (PO),? Molar Mass: Mg: P: O: Total:

A: Molar mass of a particular compound is the sum of atomic masses of constituent elements. Moles of…

Q: 14. How many C atoms are in 2.15 moles of aspirin, C9H8O4? Space for calculations:

A: As one mole of aspirin has 9 moles of carbon;So, 2.15 mol aspirin has ;  =   9 * 2.15 mol = 19.35…

Q: You reacted 96.00 g of O2 with and excess of CO. You ended up with 200.00 g of CO2. What is the…

A: The molar masses of O2 and CO2 are 16g/mol and 44.01 g/mol. The theoretical yield of CO2 is…

Q: HIN: H-CO-CI: Using: Element H C CI H N O H Atomic Mass (g/mol) 12.01 35.45 1.008 14.01 16.00…

A: Molar mass of the compound A = ?Elements with their atomic masses,ElementAtomic Mass (g/mol)C…

Q: 1. A compound X containing carbon, hydrogen and oxygen only have the following composition by mass:…

A: Given, Compound X containing Carbon, Hydrogen and Oxygen % of Carbon (C) = 54.5 % = 54.5 g % of…

Q: A compound is 7.7% (by mass) hydrogen and 92.7 % carbon. It has a molecular weight of 52 g/mole.…

A: Empirical formula are the formula which represent simplest ratio of an element present in a given…

Q: Ammonia is known to be 82.0% nitrogen and 18.0% hy drogen by weight. How much ammonia could be…

A: Percent mass of nitrogen and hydrogen in ammonia is as follows:Mass percent of nitrogen is =…

Q: Aspirin, C9H8O4, is a common pain reliever and is also often given in low doses daily for prevention…

A: Given :- number of moles of aspirin (C9H8O4) in sample = 0.0745 mol  To calculate :- mass of aspirin…

Q: Calculate the % composition (by mass) of carbon in. C2F3C!3? Report answer to two decimal places and…

A:

Q: How many moles of propane (C3H8) are required to make 0.559 moles of carbon dioxide by combustion?

A: Given moles of carbon dioxide = 0.559 moles

Q: Johny isolated 25 g of a compound following a procedure that would theoretically yield 81 g. What…

A: The percent yield is defined as the ratio of practical yield to that of theoretical yield,…

Q: Determine the empirical and molecular formula of a compound whose composition is 85.7% C and 14.3%H.…

A:

Q: Given the equation: (KCl & KNO3) + AgNO3 ---> AgCl (s) + KNO3  If the mass of (KCl & KNO3)= 1.68…

A: This question belongs to basic concept of chemistry.

Q: BaCl2 + 2AgNO3->2AgCl + Ba(NO3)2   How many moles of silver chloride are produced from 4.56 moles…

A: Given reaction is, BaCl2 + 2AgNO3----->2AgCl + Ba(NO3)2 Moles of barium chloride- 4.56 mol