What is the empirical formula of the unknown chemical using the data ? 2. What is the molecular formula of the unknown chemical using empirical formula and molecular weight?

Q: A compound containing only sulfur and arsenic is 30.0% S by mass; the molar mass is 428 g/mol. What…

A: Empirical formula is the smallest whole number ratio of elements present in the compound.  Molecular…

Q: Empirical formula:

A: Empirical formula mass is defined as sum of molar masses of atoms in molecular formula.

Q: Vitamin C contains C, H & O only. 1.502 g of CO₂ and 0.409 g of H₂O are produced when 1.000 g is…

A:

Q: Calculate the number of particles of each elements/ compound contain. 1. 9.2 moles of NBr3 2. 4.74…

A: Given: Moles of NBr3 = 9.2 mol Moles of gold = 4.74 mol Moles of Mg= 9.2 mol

Q: Match each of the following with its correct answer A sample of compound containing 0.323g carbon ,…

A:

Q: A compound is composed of 76.7 % carbon, 14.0 % hydrogen, and 9.28 % oxygen. Find the empirical…

A: Given is, 76.7 % carbon, 14.0 % hydrogen, and 9.28 % oxygen

Q: Convert between mass and moles of a compound. Use the molar mass of iron(II) nitrite, 147.9 g/mol,…

A: It is based on the mole concept Here we are required  to find the moles  of iron nitrite  present in…

Q: If the sample in parts a, b, and c contained a carbon-based impurity, how would this affect the…

A: Empirical formula: empirical formula of a chemical compound is the simplest positive integer ratio…

Q: You have a compound that is composed of 81.71 grams of C, 18.288 grams H. It has a molar mass of…

A: A compound is composed of 81.71 grams of C and 18.288 grams of H and a molar mass of this…

Q: Determine the empirical formula for a compound that contains 54.5% C, 9.2% H, and 36.3% O and has a…

A: Given details, The molecular mass = 88.12g/mol Carbon = 54.5% = 54.5 g Hydrogen = 9.2% = 9.2 g…

Q: Example 14: A sample of a compound of N and O contains 1.52 g of N and 3.47g of O. The molar mass of…

A:

Q: atoms = moles Activity avogadros number How many moles are there in • 3.01 x 1023 atoms of silver?…

A: Given : Number of atoms of different - different element. To find : Number of moles of each element.…

Q: A sample of chloroethane, C,H,CI, contains 0.274 mol of the compound. What is the mass of the…

A: Number of moles = mass ÷ molecular mass Mass of compound=  number of moles× molecular mass For…

Q: What is the empirical formula of a compound composed of 3.25% hydrogen (H),19.36% carbon (C), and…

A: empirical formula of a compound gives the simplest molar ratio of the number of different atoms…

Q: Example 1: What is the empirical formula of a compound that contains 0.799 g C and 0.201 g H in a…

A: Emperical formula is the simplest formula of the molecule that can be calculated by using mol ratio.…

Q: DON'T use Ai for answering this

A: In doing the calculations, here are the steps: Step 1: Convert the mass of ammonium carbonate to…

Q: What is the empirical formula for a compound composed of 0.0633 mol of carbon (C), 0.0211 mol of…

A: Given : Moles of C = 0.0633 mol  Moles of H = 0.0211 mol  Moles of N = 0.0422 mol

Q: A compound is found to contain 63.65 % nitrogen and 36.35 % oxygen by mass. Answer: The empirical…

A: The simplest ratio of the count of different types of atoms of element which are present in a…

Q: A 10.13 gram sample of an organic compound containing C, H and o is analyzed by combustion analysis…

A: To find the empirical formula the number of moles should be calculated.  Moles = given mass/molar…

Q: Two moles of a metal X react with three moles of bromine gas. When the reaction is over, both…

A: Given Reaction: 2 moles of a metal X+ 3 moles of bromine gas → ProductGiven that, both reactants…

Q: How many total moles of atoms are present in 4.00-mole samples of each of the following compounds?…

A: Given, a) S2N2  b) NSF     4.00-mole sample

Q: How many moles are there in a copper wire that has a mass 10.234 g?

A: Since you have posted multiple questions, we are entitled to answer the first only. And since you…

Q: A compound is found to conatin 46.59% Phosphours, 10.54% nitrogen, and 42.87% fluorine by weight.…

A:

Q: How do I find the empirical formula of a compound?

A: 1. It's simple first of all, see the mass% of given elements. 2. Consider the mass of the sample is…

Q: O STOICHIOMETRY Finding a molecular formula from molar mass and elemental... -1 Compound X has a…

A: Molar mass of X = 153.05 g/mol % C = 47.0  % H = 6.59  % Cl = 46.33

Q: Maleic acid is an organic compound composed of 41.39% C, 3.47% H, and the rest oxygen. If 0.321 mole…

A: Answer: Empirical formula of a compound is the type of formula in which all the atoms present in the…

Q: .48 Copper .52 Oxygen What is empirical formula

A: Empirical formula of a compound is written by the simplest ratio of various elements present in the…

Q: A compound contains only C, H, and N. Combustion of 35.0 mg of the compound produces 33.5 mgCO2 and…

A:

Q: What is the empirical formula for the compound formed in previous problem?   Cr I Mass of element…

A:

Q: w/ 2. 3. #3 9 1I0 Empirical formula mass: Empirical formula: What is the empirical formula and…

A: Empirical formula tells about the simplest ratio of atom present in a compound....

Q: A) C6H6 B) C4H6 C) C5H10 D) C4H4 E) C5H12 F) C8H14 G) C8H8 H) C2H4 Select all the compounds…

A: Empirical Formula of a compound is the simplest whole number ratio of atoms present in a compound.…

Q: Measurements show that unknown compound X has the following composition: element mass % carbon 42.8%…

A: Given,mass of carbon = 42.8 % = 42.8 g => moles of carbon = mass of carbon / molar mass of carbon…

Q: Complete combustion of 4.80 g of a hydrocarbon produced 15.3 g of CO2 and 5.49 g of H2O. What is the…

A:

Q: 1 Compound X has a molar mass of 135.12 g•mol 'and the following composition: element mass % carbon…

A: Molar mass or  molecular mass :-       It is the sum of atomic masses of the elements present in…

Q: During a lab to calculate the molar mass of an unknown substance where the answer was a little…

A: There are many factors which can increase the molar mass of unkonwn substance. 1) mass can be…

Q: A substance, which is composed of 77.87% C, 10.37% O, and the remainder hydrogen.fout of 100%) 1.…

A: Given : The compound consist of only C, H and O. Mass percent of C = 77.87 % Mass percent of O =…

Q: Examine the pie graph below. What is the molar mass of compound X? Mass Contributions to 3.0 mol of…

A: In the given pie chart: The total mass of the various elements in the compound X must be calculated…

Q: What is the empirical formula of a compound that contains 2.03% H, 65.26% O, and 32.71% S? Type the…

A: Given: % content of the elements: H=2.03% O=65.26% S=32.71%

Q: Empirical formula: 88.9 . A compound with a molar mass of 60g/mol contains 40.4g of carbon, 6.7g of…

A: The question is based on the concept of elementary analysis. we have been given mass of each of the…

Q: A compound is found to contain 30.45 % nitrogen and 69.55 % oxygen by mass. What is the empirical…

A:

Q: Find the empirical formula for a compound which contains 32.8% chromium and 67.2% chlorine.

A: Solution-

Q: Determine the empirical and molecular formulas for a compound that gives the following percentages…

A: Given: %C = 83.63%%H = 16.37%Assume mass of compound be 100gTherefore,  Grams of C in compound =…