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Answered

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Calculate the number of moles in 10g of ammonium carbonate.​

Sagot :

tiarateau04

Answer:

0.10417 mol

Explanation:

first step you find the mr of ammonium carbonate { (NH4)2CO3 }

mr of (NH4)2CO3:

=(2×Ar of N) + (8×Ar of H) + (1×Ar of C) + ( 3× Ar of O)

=(2×14) + (8×1) + (1×12) + (3×16)

= 28 + 8 + 12 + 48

=96

no of moles = mass ÷ mr

= 10 ÷ 96

= 0.10417 mol

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