Consider the two electron arrangements for neutral atoms a and b. which atom is more stable?
...
Chemistry, 07.01.2020 08:31 amandabarriksofficia
Consider the two electron arrangements for neutral atoms a and b. which atom is more stable?
a - 1s2, 2s2, 2p6, 3s1
b - 1s2, 2s2, 2p6, 5s1
a
b
indeterminate
Answers: 1
Chemistry, 22.06.2019 05:00, mahhvelousg97
You mix the pks of succinic acid are 4.21 and 5.64. how many gramsa graduate student at sdsu wants to measure the activity of a particular enzyme at ph 4.0. to buffer her reaction, she will use a buffer system based on one of the acids listed below, which acid is most appropriate for the experiment? of monosodium succinate (fw = 140 g/mol) and disodium succinate (fw = 162 g/mol) must be added to 1 l of water to produce a solution with a ph 5.28 and a total solute concentration of 100 mm? (assume the total volume remains 1 liter, answer in grams monosodium succinate, grams disodium succinate, respectively.) volumes of 0.05 m nah2po4 and 0.05 m na2hpo4 (pk's for phosphoric acid are 2.15, 6.82 and 12.38). which of the following best describes the resulting solution?
Answers: 2
Chemistry, 22.06.2019 07:00, misspicafunpoke
Indicate whether the specified alkyl halides will form primarily substitution products, only elimination products, both substitution and elimination products, or no products when they react with sodium methoxide. 1-bromobutane 1-bromo-2-methylpropane 2-bromobutane 2-bromo-2-methylpropane
Answers: 2
Chemistry, 22.06.2019 15:30, alaf05160
Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what most likelyhappened? energy was created inside the blocks. energy was destroyed inside the blocks. energy was absorbed into the blocks from outside the system. energy was transferred from the warmer block to the cooler block.
Answers: 2
Chemistry, 22.06.2019 23:30, lizdeleon248
The sum of the oxidation numbers in a neutral compound is always
Answers: 2
History, 30.08.2020 01:01
Mathematics, 30.08.2020 01:01
Mathematics, 30.08.2020 01:01
Biology, 30.08.2020 01:01
Mathematics, 30.08.2020 01:01