a small box is suspended by 2 strings. One string makes an angle of 20° to the vertical and has a tension of 67N; the other makes an angle of 35° to the vertical and has a tension of 40N. By making a scale drawing of the forces, determine the weight of the box.​

Excuse ! extra points plus ! super desperate ! the position of an object does not move relative to a reference point. relative to the reference point the object _. a.) is not moving. b.) is moving.

A175 g lump of molten lead at its melting point (327 c) is placed into 55.0 g of water at 20.0 c. the specific heat of lead is 130.j/kg c and the hf of lead is 20,400 j/kg. when the lead and the water have reached equilibrium, what is the temperature of the mixture?

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