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posted by Jaret Thursday, October 10, 2013 at 11:38pm.

How many moles of K2O are present in 40.0 mL of a 0.3 M K2O solution? I also need the formula, data, and answer.

(0.3 mol/1L)*(1L/1000mL)*(40.0mL) = 0.012mol K2O

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