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Physics, 22.06.2019 17:30, herbal420medici
Ethanol has a heat of vaporization of 38.56 kj/mol and a normal boiling point of 78.4 c. what is the vapor pressure of ethanol at 14 c?
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Physics, 23.06.2019 23:00, shartiarahoward
Astudent in a science lab is investigating heat transfer and thermal energy conservation as she mixes hot and cold water. she first measures out her desired amount of cold water into a styrofoam cup. she then measures out hot water from the faucet or from a pot hot water on her stove. after she measures the temperature of the hot and cold waters, she pours the hot water into the cold water. she monitors the temperature of the mixed waters and records the final temperature. she uses a standard thermometer to record the temperatures. she does three trials, which are shown below:
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Physics, 24.06.2019 05:30, alyssamaize
If a spring constant is 40 n/m and an object hanging from it stretches it 0.50 m, what is the mass of the object?
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Do you know the correct answer?
This is a momentum AP Physics C problem. I am really having trouble with part A. Any ideas?
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