10 moles of carbon dioxide has a mass of 440 g. What is the relative formula mass of carbon dioxide?

Answer: 44g

Explanation: The formular for finding Moles is;

Moles = Mass / Molar Mass or Formular Mass.

Base on this question; Moles = 10, Mass = 440g, and Formular Mass = ?

Making 'Formular Mass', subject of the formular; we thus have;

Formular mass = Mass / Moles = 440 / 10 = 44g