Magma from a volcano is considered a fluid because it can flow and it exhibits viscosity
true...
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Physics, 22.06.2019 13:10
The atoms in a nickel crystal vibrate as harmonic oscillators with an angular frequency of 2.3 × 1013 rad/s. the mass of a nickel atom is 9.75 × 10-26 kg. what is the difference in energy between adjacent vibrational energy levels of nickel? (h = 6.626 × 10-34 j • s, , 1 ev = 1.60 × 10-19 j)
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Physics, 23.06.2019 01:00
What happens to the vapor pressure of a substance when its surface area is increased at constant temperature?
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Physics, 23.06.2019 02:20
What are known as the properties of substances that describe a substance et does not change that substances?
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