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Physics, 21.06.2019 21:30
Look at the potential energy diagram for a chemical reaction. which statement correctly describes the energy changes that occur in the forward reaction?
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The vapour pressure of benzene is 53.3 kpa at 60.6 °c, but it fell to 51.5 kpa when 19.0 g of a non-volatile organic compound was dissolved in 500 g of benzene. calculate the molar mass of the compound.
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Physics, 22.06.2019 15:00
Holes drilled several kilometers into earth’s crust provide direct evidence about earth’s interior in the form of
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Constants are all of the variables that are not changed in a scientific experiment. Constants allow...
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