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2007-05-02 04:59:18 · 1 answers · asked by Raigaanah A 1 in Science & Mathematics Chemistry

1 answers

Weigh some powder, heat it and then weigh it again.
The final powder is pure Na2CO3 (work out its moles) and the mass lost is water (work out its moles).
Divide the moles of water by the moles of pure Na2CO3 to find "x".

2007-05-02 07:06:51 · answer #1 · answered by Gervald F 7 · 0 0

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