Chemistry, 04.03.2021 20:10 clairajogriggsk
How much kinetic energy will a 2 kg book on a shelf 2 m high have as it hits the ground when it falls? [PE=mgh (g=9.8m/s 2) ]
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Which states of matter have particles that move independently of one another with very little attraction?
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Why is any chemical reaction always balanced? give reasons and explain the easiest way to solve the balancing problems in chemical equations with stoichiometric coefficients upto 20 as hit and trial doesn't always work. give full reasoning
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How much kinetic energy will a 2 kg book on a shelf 2 m high have as it hits the ground when it fall...
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