This topic contains a solution. Click here to go to the answer

Author Question: The Ka of acetic acid (HC2H3O2 ) is 1.8 10-5. What is the pH at 25.0 C of an aqueous solution that ... (Read 114 times)

Pea0909berry

  • Hero Member
  • *****
  • Posts: 573
The Ka of acetic acid (HC2H3O2 ) is 1.8  10-5. What is the pH at 25.0 C of an aqueous solution that is 0.100 M in acetic acid?
 
  A) +2.87
  B) -2.87
  C) -11.13
  D) +11.13
  E) +6.61

Question 2

Combining aqueous solutions of BaI2 and Na2SO4 affords a precipitate of BaSO4. Which ions are spectator ions in the reaction?
 
  A) Ba2+ only
  B) Na+ only
  C) Ba2+ and SO42-
  D) Na+ and I-
  E) SO42- and I-

Question 3

Radiation in the infrared portion of the spectrum is absorbed by ________ found in the atmosphere.
 
  A) N2
  B) O2
  C) CO2
  D) Ar
  E) He


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

batool

  • Sr. Member
  • ****
  • Posts: 320
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 29% of students answer this correctly




Pea0909berry

  • Member
  • Posts: 573
Reply 2 on: Aug 27, 2018
Wow, this really help


tranoy

  • Member
  • Posts: 344
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

For a complete list of videos, visit our video library