Physics, 01.07.2021 01:00, Dhejxbdbbxbdbbx
In an experiment to measure the specific heat capacity of copper, 0.02 kg of water at 70°C is poured into a copper calorimeter (with a stirrer) of mass 0.16 kg at 15°C. After stirring, the final temperature is found to be 45°C. If the specific heat of water is 4,200 J/kg/°C,
Answers: 3
Physics, 21.06.2019 17:00, genyjoannerubiera
The density of a substance is 4.0 g/cm3. if a sample of the substance has a volume of 25 cm3 then what is the mass
Answers: 1
Physics, 22.06.2019 10:00, squirrel6875
There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.
Answers: 1
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