Which of the following has the greatest mass, noting that the molar mass of carbon is 12; the molar mass of oxygen is 16; the molar mass of hydrogen is 1; and the molar mass of nitrogen is 15? A) 10 mol H₂ B) 2 mol CH₄ C) 5 mol H₂O D) 3 mol NH₃ E) 5 mol O₂

Question

Quizplus · Accepted Answer

The molar mass of O₂ is 32 g/mol, so 5 mol O₂ has a mass of 160 g, which is greater than the mass of the other options.

Which of the Following Has the Greatest Mass, Noting That