SAT2化学中的一道题If you have 0.15 equivalents of H3PO4(full reaction or full neutralization occurs),how many moles of H3PO4 do you have?(A)0.05(B)0.15(C)4.9(D)9.8(E)98.0

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SAT2化学中的一道题If you have 0.15 equivalents of H3PO4(full reaction or full neutralization occurs),how many moles of H3PO4 do you have?(A)0.05(B)0.15(C)4.9(D)9.8(E)98.0
SAT2化学中的一道题
If you have 0.15 equivalents of H3PO4(full reaction or full neutralization occurs),how many moles of H3PO4 do you have?
(A)0.05
(B)0.15
(C)4.9
(D)9.8
(E)98.0

SAT2化学中的一道题If you have 0.15 equivalents of H3PO4(full reaction or full neutralization occurs),how many moles of H3PO4 do you have?(A)0.05(B)0.15(C)4.9(D)9.8(E)98.0
中文若干年前翻译的是当量.
The equivalent is formally defined as the amount of a substance which will either:
react with or supply one mole of hydrogen ions (H+) in an acid–base reaction; or
react with or supply one mole of electrons in a redox reaction.
The answer is 0.15/3=0.05mol H3PO4, (A).

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