How many grams of water must be added to 20.0 g of NaOH in order to prepare a 6.75% (m/m) solution?
A) 1.35 g H2O
B) 1.45 g H2O
C) 93.25 g H2O
D) 276 g H2O
E) 296 g H2O
Correct Answer:
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