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Which process is a chemical change?
A burning a match
B. boiling water
OC melti...
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How have the greenhouse gasses increased from the year 2000 to 2018
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Calculate the mass of carbon in 97.0 g of sucrose c12h22o11
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Chemistry, 22.06.2019 21:20
If a simple machine aduces the strength of a force, what must be increased? the speed of the input force the work the simple machine performs the size of the simple machine the distance over which the force is applied
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Mathematics, 23.06.2019 17:00