Can u me with these two questions
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Answers: 2
Physics, 21.06.2019 23:30
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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Physics, 23.06.2019 12:00
In an electric circuit, what is one material that the connector can be made of? a. rubber b. aluminum foil c. glass d. wood
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Physics, 23.06.2019 12:30
Acar's position in relation to time is plotted on the graph. what is the car's average velocity for segment c? a) -4 m/s b) -0.25 m/s c) 0.25 m/s d) 4 m/s
Answers: 1
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