the atomic mass of calcium is 40 what is the number of calcium atom in 0.40 of calcium
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1 amu= 1.66056×10-24
The mass of single atom of ca is 40 u
But the mass of 1mole of ca is 40 gram
Mass of 6.023×10-24atom =40 gram
The mass of single atom of ca is 40 u
But the mass of 1mole of ca is 40 gram
Mass of 6.023×10-24atom =40 gram
Answered by
50
Answer:
- 01 mole of Cu contains =6.023 x10²¹ atoms of calcium.
- ∴The no. of calcium atoms in 0.4 u of calcium are 6.023 x10²¹ atoms
i hope it helps you
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