todd made a saltwater solution containing 100g of salt in 900g of water.What is the percent by mass concentration of the solution?

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todd made a saltwater solution containing 100g of salt in 900g of water.What is the percent by mass concentration of the solution?​

Answer:

Given:  Mass of solute: 100g                 Mass of solution: 900g                  

Required: % by Mass

Equation: g solute/g solution x 100%

Solution: % by Mass = 100g/900gx 100

Answer: % by Mass 11.11%

% = percent

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