Find y n-Al= %3D use the follamng equation: ng mass of Sample = (n-H,-L5y )(65.4) + 27.0y m2య లఆ n-Hy:2720 a lo* moles Ha %3D mass of Sample = A .090 a

Q: The empirical formula of compound R is ____________________

A: a. 32.2% of 5 g = 1.61 g 67.8% of 5 g = 3.39 g So, The sample 1.61 g Al and 3.39 g F Now, No of…

Q: Zn + 2HCl --> ZnCl2 + H2 If 7.0 moles of ZnCl2 has been made, how many moles of HCl were used?…

A:

Q: Sample When 1.576 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus,…

A: Empirical formulas show the simplest whole number ratio of atoms in a compound whereas  molecular…

Q: A 0.000937 g sample of an unknown compound, composed only of carbon and hydrogen, produced 0.00274 g…

A: 0.000937 g sample of an unknown hydrocarbon Made up of carbon and hydrogen only produces 0.00274 g…

Q: Which one of the following contains the most moles of hydrogen atoms? A) 5 mol of C₂H B) 10 mol…

A:

Q: 16 Be sure to answer all parts. The analysis of a compound gives the following percent composition…

A: The question is based on the concept of elemental analysis. We have been given mass percentage of…

Q: How many grams of H3PO4 would be required to produce 3.5 moles of H2 2.) If 34 g of hydrogen are…

A: This problem will be solved by using stoichiometric ratio of the balanced chemical equation.  Given…

Q: Balance each of the following equations. Please answer 1-5. 1. LiNO3 + Li --> Li2O + N2 2.…

A: solution                Given the unbalanced chemical equations Find the balance chemical equation…

Q: Sulfur has four isotopes and has an atomic mass of 32.066 amu. The four isotopes have the following…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Based on the following chemical equation: N2 + 3H2 ---> 2 NH3. How many grams of NH3 are produced if…

A:

Q: How many g are in 2.90x1022 atoms of Mg? O 1.17 g O 6.02 x 1023 O 24.3 g O 1001 g

A: mass of mg present (in g) = 1.17 g Option D is correct Answer.

Q: A fuel tank used in a barbecue contains 9.8 gr. of total atoms of propane, C3H8(g)- a. What amount…

A: Because propane is made up only of carbon and hydrogen , the chemical formula is C3H8 . It's an…

Q: Finding mole ratios from chemical formulae This is the chemical formula for nickel tetracarbonyl (a…

A:

Q: According to the following reaction, how many grams of nitrogen monoxide will be formed upon the…

A:

Q: reaction of 50.0 g of aluminum and sufficient oxyger has dioxide? 2Al,0,(s) 4Al(s) + 302(g)…

A:

Q: Given the reaction: Sa + F2 --> SF6. How many grams of SF6 will be produced if you start with 551.1…

A:

Q: portant values if needed for this question. 1. How many GRAMS of boron are present in 2.07 moles of…

A: Solving only the first question as per guidelines. if u want all of them answered kindly post them…

Q: Calculate the number of moles of aluminum, sulfur, and oxygen atoms in 9.00 moles of aluminum…

A: To calculate the moles, we would use mole ratio between compound and element.

Q: A compound had the following % composition by mass: C= 25.4%; H=3.2%; Cl=37.5%; 0=33.9% a)…

A: Molecular weight: It is defined as one mole of a substance No of moles= WeightMolecular weight…

Q: Based on the following chemical equation: 2C2H2 + 502 ---> 4CO2 + 2H2O How many grams of H20 are…

A: For the given chemical equation:  2C2H2  +  5O2 --> 4CO2 + 2H2O  2 mol      5 mol      4 mol…

Q: Pls Pls help me solve the following question, explain it and really make sure its correct 1000000%…

A: Step 1: Finding out the moles of carbon dioxide and water produced…

Q: DVIE %24 00 fir 12 f6 144 (10 ins prt sc delete IOI #3 backspace 3. 4 ] G. 4. A hydrate of zinc…

A:

Q: Calculate the molar mass for each of the following: 5,386 XX 27 Part A C₂H4O2 Express your answer…

A:

Q: At 55.0 °C, a 16.O L vessel is filled with 8.25 moles of Gas A and 8.00 moles of Gas B. What is the…

A:

Q: re each number. Column A Column B 1. What is the mass of 0.042 mole C8H18? 2. How many moles are…

A: 1) Calculating the mass of 0.042 moles C8H18:

Q: (68) mol to molecule or for X G How many moles are in 57 X Gwhat's the difference betwe X 100…

A: Moles of CaCl2 is calculated using formula,

Q: Calculate the amount of CO2 (g) formed when 12.6 g of HNO3 is used in the presence of sufficient…

A: Reaction is: 4HNO3 + C ......> CO2 + 2H2O + 4NO2 Mass of HNO3 = 12.6 g Molar mass of HNO3 =…

Q: What is the mole ratio between hydrogen and oxygen in the following reaction? 2 H₂ + O₂ → 2 H₂O O 2…

A:

Q: I 13 What number of cations is present in 1.17g of sodium chloride? 23 -1 Given N, = 6x10 mol %3D I…

A: Use stoichiometric calculations for the finding the weight and masses of the different substances.

Q: I. N203 containing 0,6 mole oxygen atoms. II. CO2 containing 6 grams of carbon III. C2H4 containing…

A:

Q: What is the % yield of sulfur?

A:

Q: How many moles of 45 g of Al03? (AI = 27) (0= 16) The molar mass of Al203 = (2 x 27) - (3 x 16) = 6…

A: Solution :      Mol is the fundamental unit that is used to measure the amount of a given substance…

Q: 41

A: A)  molar mass of C2H2OH = 43.0446 g Mole of C2H2OH in 1.271 g = 1.271/43.0446 = 0.0296 moles Mole…