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Chemistry, 30.04.2021 05:40 knikni06

The triple-beam balance is a first-class lever; the fulcrum is between the two weights. As the liquid in the Petri dish evaporates, which way do you think that the balance pointer will move? o up
o down
o no movement

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The triple-beam balance is a first-class lever; the fulcrum is between the two weights. As the liqui...

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