What is the molarity of a solution prepared by dissolving 54.3 g of Ca(NO3)2 into 355 mL of water? Chemistry Chapter 13 What is the molarity of a solution prepared by dissolving 54.3 g of Ca(NO3)2 into 355 mL of water? A) 0.331 M B) 0.932 M C) 0.117 M D) 1.99 M E) none of the above Answer: B Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+