Physics, 31.08.2019 16:00 johnbobjones
Aperson uses 750 kcal on a long walk calculate the energy used for the walk in kilojoules
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In a system, when potential energy decreases, then entropy also decreases. true false
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Africtionless piston-cylinder contains 50 l of saturated liquid r-134a. the piston has a mass and an area resulting in an applied pressure of 500 kpa on the refrigerant. the refrigerant is now heated until its temperature rises to 70∘c. calculate the work (in kj) done during this process.
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Physics, 22.06.2019 08:00
If a substance is in the gas phase, which of qualities of the gas will stay constant? a: volume b: mass c: shape d: position of particles
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If a simple machine reduces the strength of a force, what must be increased?
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Aperson uses 750 kcal on a long walk calculate the energy used for the walk in kilojoules...
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