Problem: What is the concentration in mass percent (w/w), of a solution prepared from 50.0 g NaCl and 150.0 g of water?a. 40.0%b. 0.250%c. 3.00%d. 25.0%e. 33.3% 

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What is the concentration in mass percent (w/w), of a solution prepared from 50.0 g NaCl and 150.0 g of water?

a. 40.0%

b. 0.250%

c. 3.00%

d. 25.0%

e. 33.3%