Предмет: Химия, автор: gallya01kr87

вычеслите какую массу сульфата аммония следует взять что бы внести в почву азот массой 0,5 т на площадь 1 га?

Ответы

Автор ответа: rodger2201

0

(NH4)2SO4
28 - 132
0,5 - x
x=0,5*132/28=2,4 т

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