Answer to Question #238270 in General Chemistry for dhel

General Chemistry

Question #238270

how many grams of H3PO4 will be needed to prepare 2 liters of a 0.45 N solution

Expert's answer

v(solution)=2l/22.4l/mol=0.09mol

v(Solution)=m(H3PO4)

m(H3PO4)=98g/mol*0.09mol=8.75g

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