Chemistry, 07.04.2020 00:46, emilycolley2
To resolve an object in an electron microscope, the wavelength of the electrons must be close to the diameter of the object. What kinetic energy, E k , must the electrons have in order to resolve a protein molecule that is 7.40 nm in diameter? Take the mass of an electron to be 9.11 × 10 − 31 kg .
Answers: 2
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Avariable that is not being directly tested during an experiment should be changed varied experimented controlled
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Areaction is first order with respect to reactant x and second order with respect to reactant y. which statement describes the rate law for this reaction?
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