Asked by Carmen

How many moles of HNO(3) are present if 4.20*10^-2 mol of Ba(OH)(2) was needed to neutralize the acid solution?
Answered by DrBob222
2HNO3 + Ba(OH)2 ==> 2H2O + Ba(NO3)2

moles Ba(OH)2 = given
moles HNO3 = 2x that
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