Answer to Question #168393 in General Chemistry for Danis

Question #168393

How many moles of water are needed to react with 135 grams of H3PO4

Expert's answer

H3PO4 + 3H2O → 3H3O + PO4

If 135g of H3PO4 react = "135\/98" = 1.378moles

Then moles of water needed is

1.378× 3= 4.133moles

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