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mlamanov93
@mlamanov93
June 2023
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30 дм3 песка весят 45 кг. Какова плотность песка?
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Гурлей
Verified answer
m = p*V
45 = p *30
p = 45/30 = 3/2=1.5 кг/дм3
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mlamanov93
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Answers & Comments
Verified answer
m = p*V
45 = p *30
p = 45/30 = 3/2=1.5 кг/дм3