Direction: Read the problem carefully. Identify the Given, Unknown, Formula Solution and yourAnswer. Use the space provided to show your answers. 1. What is the mass of salt in a 45 % salt solution dissolved in a 120 g of solution?
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Answer:
Mass of solute = 20 g
Volume of solution = 500 ml
Mass by volume percentage =
Volume of solution
Mass of solute×100
=
500
20×100
=4%
Hence, the correct option is D.
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