Answer to Question #155752 in General Chemistry for Jamie’s

Question

Pansy has measured the volume of a sample of oxygen gas and has found that she has a total of 13.44 moles of the gas. What is the mass of this sample of oxygen gas? Please round your answer to two digits after the decimal point, and remember to include correct, complete units (including substance formula).

Answer 1

n=m/Mr. m= nxMr = 13.44 x 32 = 430.08 g of oxygen