Question

[
begin{aligned}
text { Molwt of } operatorname{Nax}_{2} cos =2 times 23+12+3 times 16 &=40+12+48=58+48=1068 mathrm{ms}
=& 40+12+48=
end{aligned}
]
( ln 01=106 operatorname{gm} 21 cdot 2 mathrm{kg}=2,2009 mathrm{m} )
[
2 operatorname{com}_{0} ell_{3}=200 times 106=21209 mathrm{m}
]
Imolor Na, cosrequires Im of of ( mathrm{co}_{2} ) ( 2 operatorname{com}_{theta}(s Rightarrow 2 cos x sin ) cos )
Fol productur lmol of COz I molof Cacossequite So 200 mol of ( operatorname{cacos} ) req

# What weight of CaCO, must be decomposed to produce the sufficient quantity of carbon dio convert 21.2 kg of Na,Co, completely in to NaHCO,. [Atomic mass Na = 23, Ca = 4012 CaCO + CaO + CO, Na, CO, +CO, + H2O -> 2NaHCO3 20

Solution