Chemistry, 01.09.2020 23:01 StayPuftMarshadowMan
Select the statements that correctly describe buffers.
A) A buffer is made up of a strong acid and a strong base.
B) The pH of a buffer solution does not change significantly when a small amount of acid is added.
C) The pH of a buffer solution is determined by the ratio of the concentration of acid to the concentration of base.
D) The K_a of a buffer decreases slightly when a small amount of acid is added to the buffer solution.
E) A strong acid added to the buffer solution reacts with the weak acid of the buffer.
Answers: 3
Chemistry, 22.06.2019 00:30
Elements that do not have full outer electron shells will donate, share, or take electrons from other atoms. choose the items that have the correct binary ionic formula.
Answers: 2
Chemistry, 22.06.2019 16:00
Answer asap : ( a. how does mucus prevent the entry of pathogens? b. describe two ways white blood cells protect us from pathogens.
Answers: 1
Chemistry, 22.06.2019 20:00
For the reaction c6h14(g) & longrightarrow; c6h6(g) + 4h2(g), δp(h2)/δt was found to be 2.5 x 10-2 atm/s, where δp(h2) is the change in pressure of hydrogen. determine δp(c6h14)/δt for this reaction at the same time.
Answers: 2
Select the statements that correctly describe buffers.
A) A buffer is made up of a strong acid and...
Mathematics, 01.08.2019 13:47
Social Studies, 01.08.2019 13:47
Physics, 01.08.2019 13:47
Spanish, 01.08.2019 13:47
Mathematics, 01.08.2019 13:47
Social Studies, 01.08.2019 13:47
English, 01.08.2019 13:47
Social Studies, 01.08.2019 13:47
Social Studies, 01.08.2019 13:47
Mathematics, 01.08.2019 13:47
Mathematics, 01.08.2019 13:47