MCQ
$(A)$ ના દ્વિબંધ સમકક્ષ કેટલા છે ?


- A$1$
- B$2$
- ✓$3$
- D$4$


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$x\ MnO + y\ PbO_2 + z\ HNO_3 \to a\ HMnO_4 + b\ Pb(NO_3 )_2 + c\ H_2O$
Given : $\log 2=0.3, \ln 10=2.3$
