You need to prepare 2 methanol solutions for lab today: 300mL of 50% (v/v) methanol and 200mL of 25% (v/v) methanol. What will be the resulting methanol percentage if the two concentrations were mixed together?

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A: %v/v = = Volume of solute×100/Volume of solution  %v/v = 4 ×100/250   = 1.60 %

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Q: on 12 of 21 > Macmillan Learning 1 Q A solution contains 0.575 g Ca²+ in enough water to make a 1825…

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Q: You need to prepare 2 methanol solutions for lab today: 300mL of 50% (v/v) methanol and 200mL of 25%…

A: Answer :

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Q: Part IV. Preparation of 100 mL 25% Solution X Materials: Solution X, measuring cylinder, distilled…

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