Asked by Atul

HNO3 used as a reagent has specific gravity of 1.42g/ml and contains 70% by strength HNO3. Calculate
a)Normality Of Acid
b)Volume of acid that contains 63g pure acid
c)Volume of water required to make 1N solution from 2ml conc.HNO3
Answered by bobpursley
You have introduced a new term into Chemistry: percent by strength. What in the world is that? Normally, it would be w/w or w/v

Without knowing what you mean, it is not possible to answer the questions.
Answered by Atul
I too wonder what it means
Answered by fufa
a)54.6
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