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Tightly packed particles vibrating about a fixed point.
Using the grid method, we know this is equal to (10100) + (1020) + (7100) + (720) = 1000+200+700+140 = 2040
A reversible reaction where the forward and backward reactions occur at the same rate.
Longshore drift (LSD) is caused by a prevailing wind which is at an angle to the beach. This causes waves to rise up the beach at an angle, and fall down the beach in a straight line, due to gravity. Ea...
The passé composé in French (perfect tense) is a type of past tense, which is used to refer to completed actions in the past. For example, in English: He played in a football match and hi...
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