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SCIENCE IN ACTION
1. Find the concentration of solution made by dissolving 250 g of solution of sodium bicarbonate in 650 g of water?



2. Suppose we mixed 50.0 mL of alcohol with enough water to make 400 mL of solution. Find the percentage by volume of the solution.



3. Find percentage by mass-volume of a solution made by dissolving 610 g NH⁴Cl​


Sagot :

Answer:

2. the final volume or total volume is 400mL

the volume of substance is 50 mL

therefore,

50 / 400 * 100 = %V

Explanation:

yan lang alam ko ate sorry po pero sana makatulong