P 1. How many grams of glucose (C₁₂H12O₁) äre needed to prepare 400 ml of a 5% glucose solution?
2. What is the percentage concentration in the following solution: 4g sucrose in 70 grams water? la de entuat's
2. What is the percentage concentration in the following solution: 4g sucrose in 70 grams water? la de entuat's
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Answer:
1. I'm going to presume you want to make 400 mL of 5% m/v glucose solution. 5 g of solute is present in 100 mL of a 5% m/v solution. As a result, you must dissolve 4*5g = 20 g of glucose in 400 mL of solution.
20 g of glucose is needed for mass.
2. Try to solve. https://brainly.ph/question/1494242