Electrons have been shown to have both wavelike and particle-like properties. (4 points)
True
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Chemistry, 22.06.2019 00:00
How did planetesmals form planets? a. they broke apart into smaller chunks.b. they collided and stuck together.c. they cooled and pulled ice together.d. they began to rotate.
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Chemistry, 22.06.2019 14:40
Choose an equation that represents an enzyme-catalyzed reaction. (a) enzyme + substrate β enzyme-substrate complex (b) enzyme + substrate βββ enzyme + products (c) enzyme + substrate βββ enzyme-substrate complex β enzyme + products (d) enzyme + substrate βββ enzyme-substrate complex β enzyme-substrate complex + products
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Chemistry, 22.06.2019 20:20
Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .
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Chemistry, 22.06.2019 23:00
What is the formula of the ionic compound composed of calcium cations and chloride anions
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