wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

10 g CaCO3 is completely decomposed to X and CaO. X is passed into an aqueous solution containing one mole of sodium carbonate. What is the number of moles of sodium bicarbonate formed?
[Molar mass: CaCO2(100);Na2CO3(106);NaHCO3(84)].

A
0.2
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
0.1
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
0.01
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
10
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A 0.2
ANS: A

Na2CO3+CO2+H2O2NaHCO3
mole of CaCO3 =0.1
mole of X i.e. CO2 = 0.1
Mole of Na2 $CO_3$ = 1
here limiting agent is CO2
so according to reaction number of mole of NaHCO3 = 0.2

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Reactions in Solutions
CHEMISTRY
Watch in App
Join BYJU'S Learning Program
CrossIcon