Chemistry, 18.07.2021 23:10 draveon353
which of the following are valid ionic Lewis structures? Na* [:C1:] [:C1:] Ca?- [:C1:] Na :C1:||:ċi: Ca:ci: Na [:C1:) [:CI:] Ca- [:C1:]
Answers: 1
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Each pair of clay balls represents to planetesimals if each plane test molluscum pound of the same material and is separated by the same distance which pair experiences the greatest gravitational attraction
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Chemistry, 22.06.2019 04:00
You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present
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How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?
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The sum of the oxidation numbers in a neutral compound is always
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which of the following are valid ionic Lewis structures? Na* [:C1:] [:C1:] Ca?- [:C1:] Na :C1:||:ċi:...
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