calculate the molecular masses of the following: mgcl2( mg = 24u; cl= 35.5u) NaHCo3(Na=23u;H=1u;C=12u ;0= 16u
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Answer:
1) 95 u
2) 80 u
Explanation:
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Answer:
1) Molecular mass of mgcl2 =
= mass of mg + mass of cl
= 24u + 2(35.5)u
= 24 + 71
= 95 u
2) Molecular mass of NaHCO3 =
mass of Na + mass of H + mass of C + mass of O
= 23u + 1u + 12u + 3(16)u
= 23 + 1 + 12 + 48
= 84u
Explanation:
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