19. A compound contains 7.00 % C and 93.00% Br, by mass. What is its empirical...
19. A compound contains 7.00 % C and 93.00% Br, by mass. What is its empirical formula and empirical formula mass?
What is the empirical formula of a compound that contains 7.00 g nitrogen and 8.00 g oxygen?
A compound is 54.53% C, 9.15% H, and 36.32% O by mass. What is its empirical formula? Insert subscripts as needed. empirical formula: CH 0 The molecular mass of the compound is 132 amu. What is its molecular formula? Insert subscripts as needed. molecular formula: 44
Determine the empirical formula for a compound that contains 15.0% C, 5.0% H, and 80.0% S by mass. empirical formula: A 10.04 g sample of a compound contains 6.41 g of iron, Fe, 1.18 g of phosphorus, P, and oxygen, O. Calculate the empirical formula for the compound. empirical formula: What is the empirical formula of a compound composed of 3.25% hydrogen (H), 19.36% carbon (C), and 77.39% oxygen (0) by mass? Insert subscripts as needed. empirical formula: HCO
A compound contains 10.13% C and 89.87% Cl (by mass). Determine both the empirical formula and the molecular formula of the compound given that the molar mass is 237 g/mol. CCl3 C2Cl CCl
6. + -19 points What is the empirical formula of a compound that is 44.25% Cu, 22.33% S, and 33.47% O? Write the elements in the order Cu, S, and O. 7. + -19 points A 4.523-g sample of an oxide of Ag contains 4.211 g Ag. What is the empirical formula of the oxide?
19) A compound is found to contain 54% Mg and 46% P. What is its empirical formula? If its molecular weight is 675 g/mole what is its molecular formula?
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
A compound is 54.53 % C, 9.15% H, and 36.32% O by mass. What is its empirical formula? Insert subscripts as needed. empirical formula: CHO The molecular mass of the compound is 132 amu. What is its molecular formula? Insert subscripts as needed. molecular formula: CHO
What is the empirical formula for a compound if it contains 0.558g of iron and the mass of the compound (made of iron and oxygen) is 0.718g? In a gas mixture containing oxygen, nitrogen, and helium, the total pressure is 925 torr. The partial pressure of oxygen is 425torr and helium is 75torr. What is the partial pressure of nitrogen