Chemistry, 25.10.2021 14:50 jasminen3835232
An atom contains three protons, two neutrons, and one electron. What is the mass of the nucleus?
A: 5 AMU
B: 2 AMU
C: 4 AMU
D: 3 AMU
E: 6 AMU
Answers: 2
Chemistry, 22.06.2019 10:00
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?
Answers: 3
Chemistry, 22.06.2019 16:10
Amixture initially contains a, b, and c in the following concentrations: [a] = 0.300 m , [b] = 1.05 m , and [c] = 0.550 m . the following reaction occurs and equilibrium is established: a+2b⇌c at equilibrium, [a] = 0.140 m and [c] = 0.710 m . calculate the value of the equilibrium constant, kc.
Answers: 1
An atom contains three protons, two neutrons, and one electron. What is the mass of the nucleus?
A...
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