When the same amount of zinc is treated separately with excess of sulphuric acid and excess of sodium hydroxide, the ratio of volumes of hydrogen evolved is
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a
1: 1
b
1 : 2
c
2 : 1
d
9 : 4
answer is A.
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Detailed Solution
1:1 ratio of H2 gas is liberated when same amount of Zn is treated seperately with excess of H2SO4 & NaOH