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1. write down the difference between measurement of mass and measurement of weight.2. Define mass, weight and density.3. What is relative density? |
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Answer» Answer: Relative DENSITY of a substance is defined as the ratio between the density of the substance to the density of water at 40C. Relative density is also known as specific gravity. The relative density of a substance is a pure number WITHOUT any unit. It TELLS how many TIMES a substance is HEAVIER than water. |
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