Question

Auppose you want to make 2000g of a solution of glucose in water that has 2.8% (m/m) concentration. How much glucose should you use?

Answer 1

Answer:

You want to make a 2.8%m/m solution

Thgat is 2.8 g glucose in 100 g solution

But total mass of solutiuon mnust be 2,000 g

How much glucose to use?

Mass of glucose = 2000 g solution / 100 g solution * 2.8 g glucose = 56 g

You must use 56 g glucose.

Explanation:

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