Chemistry, 30.04.2021 05:10 anastasiakonni1
What volume of 5.0 M stock solution is needed to prepare 400 mL of a 1.5 m NaCi solution
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An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have
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How does the motion of particles in a gas change as the gas cools
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The rate constant for the reaction below is 6.2 x 10−5 mol l−1 s −1. if the initial concentration of a is 0.0500 m, what is its concentration after 115 s?
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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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What volume of 5.0 M stock solution is needed to prepare 400 mL of a 1.5 m NaCi solution...
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