Write the molecular mass of HgCO3,CaCO3,NaHCO3,CH3CH2OH,Al2,(SO4)2
Harshit Singh , 2 Years ago
Grade 12th pass
9 grade science> Write the molecular mass of HgCO3,CaCO3...
2 AnswersPawan Prajapati
Last Activity: 2 Years ago
Our expert is working on this class X maths answer. We will update the answer very soon.
Jayesh Vashishtha
Last Activity: 2 Years ago
Dear student,
HgCO3⟶ (200.5) +(12) +3(16) =260.6u
CaCO3⟶40+12+3(16) =100u
NaHCO3⟶23+1+12+3(16) =84u
CH3CH2OH⟶2 (12) +6(1) +16=46u
Al2(SO4)3⟶2(27) +3[32+4(16)] =342u
where u= atomic mass units
regards,
Team Askiitians
Provide a better Answer & Earn Cool Goodies
Enter text here...
LIVE ONLINE CLASSES
Prepraring for the competition made easy just by live online class.
Full Live Access
Study Material
Live Doubts Solving
Daily Class Assignments
Ask a Doubt
Get your questions answered by the expert for free
Enter text here...
Other Related Questions on 9 grade science
a car travels half distance with the speed of 20m/s and next half distance travel with 30 m/s , the average speed of the car is
9 grade science
1 Answer Available
Last Activity: 2 Year ago(s)
A hockey ball of mass 200g travelling from west to east at 10m//s is struck by a hockey stick. As a result, the ball gets turned back and now has a speed of 5m//s. If the ball and hockey stick were in contact for 0.2s, Calculate (i) initial and final momentum of the ball (ii) rate of change of momentum of the balll (iii) force exerted by hockey stick on the ball.
9 grade science
1 Answer Available
Last Activity: 2 Year ago(s)
Which step is not involved in the carbon-cycle ?
9 grade science
1 Answer Available
Last Activity: 2 Year ago(s)
Draw a neat labelled diagram of a vernier callipers.
9 grade science
1 Answer Available
Last Activity: 2 Year ago(s)
Why are lead compounds are added to petrol? How is it harmful?
9 grade science
1 Answer Available
Last Activity: 2 Year ago(s)