Your family is moving to a new home. While lifting a box 1.5 m straight up to put it on a truck, you exert an upward force of 200 N. Calculate the amount of work you did.

a) 300 J

b) 201.5 J

c) 198,5 J

d) 133 J

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A force that needs to touch something to affect it

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The correctly balanced equation for H2O2 → H2O + O2 is

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