Ahmed places a measuring cylinder on the scales and then resets the scales to zero. He adds 100 ml water to the measuring cylinder. He then adds 25 g salt to the water. The reading on the scale is 125 g. If all the water in the cylinder evaporated, what would be the reading on the scales?
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Answer:
250G
Explanation:
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Answer:
Mass of stone = 113 g
Initial volume of cylinder = 30 ml
= 30 cm^3
Increased volume = 40 ml
= 40 cm^3
Volume = 40-30
= 10 cm^3
Density of stone = Mass/Volume
= 113/10
= 11.3 g/cm^3
Relative density = Density of object / Density of water at 4°C
R.D = 11.3/1
R.D = 11.3
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