Quyidagi sxemada magniy nitrid —X —P2S°4 > Y u massasi 150 g bolgan

A) 396
B) 172,5
C) 345
D) 198
E) 210

Óñëîâèå çàäà÷è - Ïàðàãðàô 24, òåñò ¹18

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Ñáîðíèê: Kimyo
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