harmonypowers6106 harmonypowers6106

03-11-2017
Chemistry

contestada

A compound is found to consist of 2.89 g of calcium and 5.11 g of chlorine. what is the percent by mass of calcium in the compound

Respuesta :

barnuts barnuts

13-11-2017

To get the percent mass of calcium, first let us compute for the total mass:

total mass = 2.89 g + 5.11 g

total mass = 8 g

So the percent mass of calcium is:

% calcium = (2.89 / 8) * 100% = 36.125%

Answer Link

Otras preguntas

PLease help!!!:):) The light in this diagram is producing light. Which best describes the process of energy conversion to accomplish this? A. The magnetic ener

Rows of chairs are set out for a wedding. There are 6 chairs in the first row, 14 chairs in the second row, and 22 chairs in the third row. The rows continue in

The term –18xy and which other term are like terms? A. –18x B. 4yx C. 9y D. –18

How are payroll taxes and user fees different?

Which statement must be true for any chemical reaction at equilibrium? (1) The concentration of the products is greater than the concentration of the reactants.

What is the percent by mass of oxygen in H2SO4 ? [formula mass = 98](1) 16% (3) 65%(2) 33% (4) 98%

how many molecules of sulfur dioxide are present in 1.60 moles of sulfur dioxide

Which type of molecule is CF4?(1) polar, with a symmetrical distribution of charge (2) polar, with an asymmetrical distribution of charge (3) nonpolar, with a s

What is the molecular formula of a compound that has a molecular mass of 54 and the empirical formula C2H3? A. C2H3 B. C4H6 C. C6H9 D. C8H12

Which substance can not be decomposed by a chemical change? A. Ne B. N2O C. HF D. H2O