Physics, 24.12.2019 02:31, Wolfgirl2032
An unknown substance has a mass of 0.125 kg and an initial temperature of 95.0°c. the substance is then dropped into a calorimeter made of aluminum containing 0.285 kg of water initially at 25.0°c. the mass of the aluminum container is 0.150 kg, and the temperature of the calorimeter increases to a final equilibrium temperature of 32.0°c. assuming no thermal energy is transferred to the environment, calculate the specific heat of the unknown substance.
Answers: 3
Physics, 22.06.2019 02:30, liltay12386
Which is an example of gaining a static charge by conduction? a) rubbing a balloon against your hair. b) shuffling your shoes across a carpet. c) bringing a charged rod near an electroscope. d) touching your car on a cold day and getting a shock.
Answers: 1
Physics, 22.06.2019 07:00, marlenemedina247
World class speed skaters can skate a 3,000-m course in about 4 minutes. what is their average speed for this course? a. 12.5 m/sb. 1.33 m/sc. 1.25 m/sd. 13.3 m/s
Answers: 2
An unknown substance has a mass of 0.125 kg and an initial temperature of 95.0°c. the substance is t...
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