How many moles of calcium atoms are in 20 g calcium?
Answers
Answered by
3
Answer:
CaCO
3
atomic mass = 40+12+3×16
=100
moles =
atomicmass
gramweight
=
100
20
(given)
=0.2 moles
Explanation:
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Answered by
2
0.5 moles is the correct answer
since atomic mass of ca is 40 so in 20 gram there will be .5 moles
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