What is the mass in grams of 5.40 moles of lithium? Chemistry Chapter 6 What is the mass in grams of 5.40 moles of lithium? A) 6.94 B) 37.5 C) 1.29 D) 3.25 × 10^24 E) none of the above Answer: B Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+