Chemistry, 04.02.2020 11:53, AmbitiousAndProud
Choose the statement that best completes the sentence.
whether a substance is a gas, liquid, or solid is dependent on the natural attractive forces between molecules and
how the molecules collide with the container.
the collisions between the molecules.
the kinetic energy of the molecules
the extent of molecular motion as determined by the average ke and temperature.
none of the above
Answers: 3
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 21:00, lucyamine0
As we move from left to right across the periodic table, what is the general trend? a) atomic radii increase. b) electronegavitiy decreases. c) nuclear shielding increases. d) metallic character decreases.
Answers: 1
Choose the statement that best completes the sentence.
whether a substance is a gas, liq...
whether a substance is a gas, liq...
Mathematics, 11.05.2021 21:00
Mathematics, 11.05.2021 21:00
Mathematics, 11.05.2021 21:00