Register
Calculate the mass of sample of calcium carbonate containing 5.5 x 10^23 atoms A. 18.29 g B. 91.44 g C. 6.02 x 10^23g D. not enough information which one is it?? thank you
194k views
20 votes
Calculate the mass of sample of calcium carbonate containing 5.5 x 10^23 atoms

A. 18.29 g
B. 91.44 g
C. 6.02 x 10^23g
D. not enough information

which one is it?? thank you

User Jeremi Liwanag
by
8.9k points

1 Answer

4 votes

No of moles:-

  • No of molecules/Avagadro no
  • 5.5×10²³÷6.022×10²³
  • 0.91mol

Now

molar mass:-

  • CaCO_3
  • 40+12+48
  • 100g/mol

Mass:-

  • 100(0.91)
  • 91g

Option B

User Strangetimes
by
8.1k points
← Prev Question Next Question →

Related questions

User Rafayet Monon
asked Oct 16, 2021 129k views
How many moles are equal to 89.23g of calcium oxide?
Rafayet Monon asked Oct 16, 2021
by Rafayet Monon
8.5k points
1 answer
2 votes
129k views
User Chris Murphy
asked May 12, 2022 96.4k views
How many molecules are equal to 89.23g of calcium oxide
Chris Murphy asked May 12, 2022
by Chris Murphy
8.1k points
2 answers
14 votes
96.4k views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

Compare and contrast an electric generator and a battery??
How do you balance __H2SO4 + __B(OH)3 --> __B2(SO4)3 + __H2O
Can someone complete the chemical reactions, or write which one do not occur, and provide tehir types? *c2h4+h2o *c3h8 + hcl *c2h2+br2 *c4h10+br2 *c3h6+br2
As an object’s temperature increases, the ____________________ at which it radiates energy increases.
Why is gold preferred as a superior metal over silver and bronze?
Link Copied!