168 grams of Sodium bicarbonate on strong heating suffers a loss in weight of
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a
44g
b
31g
c
22g
d
62g
answer is D.
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Detailed Solution
Weight lost = Weight of gas liberated out;Temperature required to decompose NaHCO3 is so high that water also is liberated out as vapour ;2NaHCO3s →∆ Na2CO3s+CO2g+H2Og; 2×84g 44g 18g........62g(total)