a. mass of the atom's nucleus.
Chemistry, 28.01.2020 07:31 Laylahlettiere
The electron affinity of an atom typically depends on the
a. mass of the atom's nucleus.
b. number of electrons already present in the atom.
c. number of neutrons in the nucleus of the atom.
d. availability of an unfilled orbital in the atom.
Answers: 3
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Which of these properties, used alone, would be least useful in identifying most minerals? a. color b. luster c. streak d. density
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Jose and eric were given four samples in lab. the results of their analysis are shown in the table. based on the data they collected, which sample is most likely a metal?
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Answer asap need it by wednesday morning carry out the following calculations on ph and ka of from data. i. calculate the ph of 0.02m hcl ii. calculate the ph of 0.036m naoh iii. calculate the ph of 0.36m ca(oh)2 iv. calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 v. calculate ka for weak acid ha which has a ph of 3.65 at 0.30m concentration vi. calculate the ka of a solution made by mixing 15.0 cm3 0.2m ha and 60.0 cm3 0.31m a-. [ph= 3.80] vii. calculate the ph of a solution made by mixing 15.0 cm3 0.1m naoh and 35.0 cm3 0.2m hcooh. [ka = 1.82 x 10-4 m]
Answers: 1
The electron affinity of an atom typically depends on the
a. mass of the atom's nucleus.
a. mass of the atom's nucleus.
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