A stock solution is prepared by adding 25 ml of 15 m nano2, Chemistry

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A stock solution is prepared by adding 25 ml of 15 m nano2

1) When 9 mL of a solution containing 2.5 M AlBr3 is diluted to 37 mL, a dilute solution is formed. What is the Br- concentration in 15 mL of the dilute solution?

2) A stock solution is prepared by adding 25 mL of 1.5 M NaNO2 to enough water to make 45 mL. How many moles of NO2- are in 35 mL of the stock solution?

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Chemistry: A stock solution is prepared by adding 25 ml of 15 m nano2

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