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The melting point of table salt is 801 degrees celsius. is this a physical or chemical property?
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The rock in a lead ore deposit contains 89 % pbs by mass. how many kilograms of the rock must be processed to obtain 1.5 kg of pb?
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Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.
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The melting point of table salt is 801 degrees celsius. is this a physical or chemical property?...
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