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Chemistry, 22.06.2019 08:30
The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.
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Chemistry, 22.06.2019 13:00
Imagine that you push on a large rock. at what point does your effort change the rockβs mechanical energy?
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Chemistry, 22.06.2019 23:00
What is the measured amount of a product obtained from a chemical reaction?
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Chemistry, 23.06.2019 01:30
In which phase of mitosis do the spindle fibers pull the chromosomes apart to opposite sides of the cell ?
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