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7 votes
7 votes
Ocean water is approximately 0.6 M NaCl. How many grams of salt is there in 1 liter of ocean water?

A. 35 grams
B. 58.5 grams
C. 70 grams
D. 117 grams

User Wangdu Lin
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1 Answer

12 votes
12 votes

The answer is A.

We know the formula for molarity :

Molarity = Number of moles ÷ Volume

Let's assume there are 0.6 moles of NaCl in 1 liter of ocean water.

Then, mass of salt is :

  • Mass of one mole salt × 0.6
  • 58.5 × 0.6
  • 35 grams
User PROFESSOR
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