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Why do cells appear different in distilled water than they do in 10% salt water?
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What causes different colors to appear in the sky? the absorption of light by air molecules the reflection of light by bodies of water the greenhouse effect in earth's atmosphere the scattering and reflection of light by dust particles
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Chemistry, 23.06.2019 05:30
For the reaction i2(g)+br2(g)โโโ2ibr(g), kc=280 at 150 โc. suppose that 0.450 mol ibr in a 2.00-l flask is allowed to reach equilibrium at 150 โc. what is the equilibrium concentration of 2ibr, i2, br2
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Chemistry, 23.06.2019 06:30
Acertain atom has 22 protons and 19 electrons. this atom loses an electron. the net charge on the atom is now 4+1+01-4-. if this same atom with 22 protons and 19 electrons were to gain 3 electrons, the net charge on the atom would be 3+2+02-3-.
Answers: 1
Write a short analysis explaining how a Rube Goldberg machine uses motion, kinetic energy, and poten...
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