Physics, 01.12.2020 19:30 anymouse110
Why do ions in an ionic compound typically form an orderly crystal structure?
a. All ionic compounds form solid crystals at room temperature.
b. Every ion is attracted to ions of opposite charge that surround itāabove, below, and to all sides.
c. When crystals of ionic compounds are melted, the ions are able to conduct an electric current.
d. Some ions in an ionic compound have negative charges and some have positive charges
Answers: 3
Physics, 21.06.2019 20:20
Astronomers discover an exoplanet (a planet of a star other than the sun) that has an orbital period of 3.87 earth years in its circular orbit around its sun, which is a star with a measured mass of 3.59 x 1030 kg. find the radius of the exoplanet's orbit.
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Physics, 22.06.2019 05:00
At time t=0, a particle is located at the point (3,6,9). it travels in a straight line to the point (5,2,7), has speed 8 at (3,6,9) and constant acceleration 2iā4jā2k. find an equation for the position vector of the particle.
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Physics, 22.06.2019 06:30
=force Ć distance a. work b. velocity c. pressure d. momentum
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Physics, 22.06.2019 11:00
1.)the isotope cobalt-60 has a nuclear mass of 59.933820 u calculate the mass defect of cobalt-60 using the following information. mass of proton: 1.007825 u mass of neutron: 1.008665 u 1 u = 931.5 mev 2.)the isotope cobalt-60 has a nuclear mass of 59.933820 u calculate the binding energy of cobalt-60 using the following information. mass of proton: 1.007825 u mass of neutron: 1.008665 u 1 u = 931.5 mev 3.)the isotope cobalt-60 has a nuclear mass of 59.933820 u calculate the binding energy per nucleon of cobalt-60 using the following information. mass of proton: 1.007825 u mass of neutron: 1.008665 u 1 u = 931.5 mev
Answers: 3
Why do ions in an ionic compound typically form an orderly crystal structure?
a. All ionic compound...
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