Chemistry, 07.11.2020 05:20 glocurlsprinces
a student places a small stone with a mass of 5 g into a graduated cylinder containing 50 mL of water. With the stone in the graduated cylinder, the water rises to 75 mL. What is the density of the stone?
Answers: 1
Chemistry, 22.06.2019 14:00
Calculate the frequency of a wave in a spring toy. the wave has a speed of 1.1 meters per second and a wavelength of 0.1 meters. *
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Chemistry, 22.06.2019 18:10
Consider the following reaction at equilibrium: c(s)+h2o(g)⇌co(g)+h2(g) predict whether the reaction will shift left, shift right, or remain unchanged upon each of the following disturbances. a) c is added to the reaction mixture. b) h2ois condensed and removed from the reaction mixture c) co is added to the reaction mixture d) h2 is removed from the reaction mixture.
Answers: 3
Chemistry, 22.06.2019 22:30
Which is a characteristic of the electron sea model for metallic bonding? molecular orbitals overlap to produce bands. electrons flow easily between metal nuclei. electrons are in fixed positions in the orbitals. atomic nuclei are arranged in an irregular pattern.
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Chemistry, 22.06.2019 23:00
What is the energy in joules of a mole of photons associated with visible light of wavelength 486 nm?
Answers: 3
a student places a small stone with a mass of 5 g into a graduated cylinder containing 50 mL of wate...
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