The volume of a substance is 40 cm3. Find the mass of the substance if its relative density is 2.5
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Answer:
Mass=100grams.
Explanation:
Since relative density =2.5
Therefore, density of substance = 2.5 ×1g/cm3= 2.5g/cm3
And, Density= mass/volume
Therefore, mass= density×volume
= 2.5×40
100.0g
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