Question

a 0.24 g sample of compound of oxygen and boron was found by analysis to contain 0.096 g of boron and 0.144 g of oxygen. calculate the percentage composition of the compound by weight​

Answer 1

Answer:

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Answer 2

Answer:

% of O2 = (0.096÷024) x 100 = 40%

% of B = (0.144÷0.24) x 100 = 60%