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

Author Question: What is the pH of a 0.20 M H2Se solution that has the stepwise dissociation constants Ka1 = 1.3 ... (Read 54 times)

nmorano1

  • Hero Member
  • *****
  • Posts: 598

Question 1

Calculate the concentration of bicarbonate ion, HCO3-, in a 0.050 M H2CO3 solution that has the stepwise dissociation constants Ka1 = 4.3 × 10-7 and Ka2 = 5.6 × 10-11.
◦ 2.2 × 10-8 M
◦ 1.5 × 10-4 M
◦ 5.6 × 10-11 M
◦ 4.3 × 10-7 M

Question 2

What is the pH of a 0.20 M H2Se solution that has the stepwise dissociation constants Ka1 = 1.3 × 10-4 and Ka2 = 1.0 × 10-11?
◦ 4.59
◦ 2.29
◦ 3.89
◦ 5.57


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by nmorano1 on Feb 15, 2020

Carissamariew

  • Sr. Member
  • ****
  • Posts: 359
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 39% of students answer this correctly




nmorano1

  • Member
  • Posts: 598
Reply 2 on: Feb 15, 2020
:D TYSM


chjcharjto14

  • Member
  • Posts: 342
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

For a complete list of videos, visit our video library