MCQ
Conjugate base of $HSO_4^ - $ is
- ✓$SO_4^{2 - }$
- B${H_2}S{O_4}$
- C${H_3}SO_4^ + $
- DNone of these
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$C ( s )+\frac{1}{2} O _{2}( g ) \rightarrow CO ( g )+100 \;kJ$
When coal of purity $60 \%$ is allowed to burn in presence of insufficient oxygen, $60 \%$ of carbon is converted into $'CO'$ and the remaining is converted into $'CO _{2}$$'$.
The heat generated when $0.6 \;kg$ of coal is burnt is