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Fakemermaid Fakemermaid
  • 05-05-2014
  • Chemistry
Answered

How many atoms are in 3.50 moles of calcium (Ca)?

Verified Answer :

marmal
marmal marmal
  • 05-05-2014

\(1\ mole\ --\ 6.02*10^{23}atoms\\ 3.5\ moles--x\\ x=21.07*10^{23}\ atoms\)

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tadvisohil886
tadvisohil886 tadvisohil886
  • 06-05-2014

No. of atoms = no.of moles x avagadro's constant

= 3.50 x 6.022*10^23

= 21.077 x 10 ^23

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