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The density of red wood is 15.27 g/cm'. A piece of red wood has the volume of 18.721 cm', what is the mass?
Answers: 1
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5g of ammonium nitrate was dissolved in 60g of water in an insulated container. the temperature at the start of the reaction was 23.0°c and at the end it was 19.0°c. calculate the energy absorbed by the reaction.
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A58-kg boy swings a baseball bat, which causes a 0.140-kg baseball to move toward third base with a velocity of 38.0 m/s.
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Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge, at the position of the second charge, change if the second charge is doubled? a. the field does not change b. the field strength decreases by half. c. the field strength doubles d. the field strength quadruples
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The density of red wood is 15.27 g/cm'. A piece of red wood has the volume of 18.721 cm', what is th...