Physics, 16.10.2020 15:01 Whitehouse9
Alice added sodium chloride to water and stirred the water for several minutes. Alice is most likely trying to demonstrate that ionic compounds
A. are hard
B. can dissolve
C. are clear.
D. can melt.
Answers: 1
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The earth is constantly spinning on its axis, like you might spin a basketball on your finger. it is this spinning of the earth that causes
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An isotope undergoes radioactive decay by emitting radiation that has a –1 charge. what other characteristic does the radiation have?
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Physics, 22.06.2019 23:00
Awelder using a tank of volume 7.50×10^-2 m^3 fills it with oxygen (with a molar mass of 32.0 g/mol ) at a gauge pressure of 3.30×10^5 pa and temperature of 37.1 ∘c. the tank has a small leak, and in time some of the oxygen leaks out. on a day when the temperature is 23.1 ∘c, the gauge pressure of the oxygen in the tank is 2.00×10^5 pa . a) find the initial mass of oxygen. b) find the mass of oxygen that has leaked out.
Answers: 3
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Abowling ball rolls 32 meters in 0.8 seconds what is the average speed in m/s of the bowling ball in m/s
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Alice added sodium chloride to water and stirred the water for several minutes. Alice is most likely...
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