Question: 1. A mixture is made by combining 1.48 lb1.48 lb of salt and 5.47 lb5.47 lb of water. What is the percentage of salt (by

1. A mixture is made by combining 1.48 lb1.48 lb of salt and 5.47 lb5.47 lb of water. What is the percentage of salt (by mass) in this mixture?

percentage of salt: ?

2. A certain ore is 33.9%33.9% nickel by mass. How many kilograms of this ore would you need to dig up to have 25.0 g25.0 g of nickel?

mass of ore: ?

3. How many grams of salt are needed to make 749 g749 g of salt water that is 37.0%37.0% salt by mass?

mass of salt: ?

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