3) If the approximate molar mass of a substance with the empirical formula of C3H4O2 is...
What would be the empirical formula for a substance that contains 84.98% by mass Hg and 15.02% by mass Cl? If the molar mass of the substance is 472.1 g/mol what is the molecular formula?
onent of protein called threonine has an approximate molar mass of 120 g/mole. If the percent sition is as follows, find the empirical and molecular formulas of threonine? C = 40.33%, H = 7.616%, O = 40.29% and N = 11.76% aethyllead, the "lead" additive in leaded gasoline, has a percent composition by mass of 64.06% Pb, 29.71 % C and 6.23% H. What is the empirical formula of tetraethyllead? A 50.51 g sample of a compound made from iron...
The empirical formula of a compound is known to be CH2, and its molar mass is 56 g/mol. What is the molecular formula of the compound? C3H20 C4H8 O C₂H4 CH2 O C₃H6
Cyclohexylbenzene has the empirical formula C3H4. Its molar mass is 160.3 g/mol. Its molecular formula is:
1. The empirical formula of an unknown substance is HSO4. If the molecular weight of the substance 194 glmol, what is its molecular formula? 2. How many grams of ammonia are produced when 32g of nitrogen react with excess hydrogen? N2 3H23 2NH, 3. The empirical formula of an unknown substance is determined to be CH2. What is its molecular formula if the molecular weight is 84 gmole? 4. Nicotine has an empirical formula of CsHTN and a molecular weight...
A compound was found to have an empirical formula of CH_2 O, and a molar mass at approximately 180 g/mol. What is the molecular formula?
A compound with the empirical formula CH, has a molar mass of 70 g/mol. What is the molecular formula for this compound? molecular formula:
A compound has the empirical formula NaSO₄ and a molar mass of ~238 g/mol. What is its molecular formula? a. Na₂SO₄ 5H₂Ob. Na₂S₂O₈ c. Na₂SO₄ d. Na₂SO₈ e. None of these
Molecular formula Molecular formula From the formula mass of the empirical formula on the previous page, and the molar mass of the hydrocarbon above, calculate the molecular formula of your hydrocarbon. What is the molecular formula of your hydrocarbon? Show calculation. PBL Report Members Empirical formula 42 477 From the data in page 1 calculate g of co, and g H,O Show calculations and include units ns0a634g 79 Mass of H2O 69.577-68.912 Convert the g of CO2 and g H20,...
A compound with the empirical formula of NaSO₄ and a molar mass of 238 g/mol has a molecular formula of: