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Sagot :
Answer:
Explanation:
1 mole of oranges contains 6.02 x1023 oranges. 1 mole of helium gas contains 6.02 x1023 helium atoms. 1 mole of water contains 6.02 x1023 water molecules.
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Answer:
25194.56
Explanation:
You'll need a scientifuc calculator
2.91*10^22*1 = 2.91E22
2.91E22-/6.02*10^23=25194.56
6.02*10^22 Is the Mole number
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