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Nastya20202020220
@Nastya20202020220
August 2022
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Решить задачу:
масса (MgO)-2 грамма
+HNO3
Найдите массу (Mg(No3)2-?
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dimonsnake
Мой вариант решения данной задачи в фото
0 votes
Thanks 1
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Verified answer
MgO + 2HNO3 = Mg(NO3)2 + H2O
2 / 40 = 0.05
0.05 / 1 = x / 1
X = 0.05
Mr=24+28+96=148
M=148 * 0.05 = 7.4
1 votes
Thanks 1
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Answers & Comments
Verified answer
MgO + 2HNO3 = Mg(NO3)2 + H2O2 / 40 = 0.05
0.05 / 1 = x / 1
X = 0.05
Mr=24+28+96=148
M=148 * 0.05 = 7.4