A constant horizontal force of 290 n is exerted by a string, Ask an Expert

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A constant horizontal force of 29.0 N is exerted by a string attached ot a 3.4 kg block being pulled across a table top. the block also experiences a frictional force of 7.0 N due to contact with the table.

A) what is the horizontal acceleration of the block?

B) If the block starts from rest, what will its velocity be after 2.5 seconds.

Show work please..

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