Дано: (Na HCO3) Mr-? w(H)-?

Question

Дано: (Na HCO3) Mr-? w(H)-?

Answer 1

Mr - 84.
W(H) - 1/84 = 1.2%

Comments

А решение можно?

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Mr(NaHCO3) = 23 + 1 +12 + 16×3

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W(H) = M(H)/M(NaHCO3)