This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The Ka for formic acid (HCO2H) is 1.8 10-4. What is the pH of a 0.20 M aqueous solution of sodium ... (Read 148 times)

bclement10

  • Hero Member
  • *****
  • Posts: 560
on: Aug 27, 2018
The Ka for formic acid (HCO2H) is 1.8  10-4. What is the pH of a 0.20 M aqueous solution of sodium formate (NaHCO2)?
 
  A) 11.64
  B) 5.48
  C) 3.39
  D) 8.52
  E) 4.26

Question 2

CO (5.00 g) and CO2 (5.00 g) were placed in a 750.0 mL container at 50.0 C. The total pressure in the container was ________ atm.
 
  A) 10.3
  B) 4.02
  C) 6.31
  D) 0.292
  E) 1.60
Chemistry: The Central Science ¦ Brown, LeMay, Bursten ¦ 14th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jordin Calloway

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Aug 27, 2018
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


bclement10

  • Member
  • Posts: 560
Reply 2 on: Aug 27, 2018
Thanks for the timely response, appreciate it

xoxo123

  • Member
  • Posts: 335
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Your heart beats over 36 million times a year.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Math Solution Math Solution
pH Scale - Weak Acid and their conjugate Base pH Scale - Weak Acid and their conjugate Base
Major regulatory factors controlling pyruvate dehydrogenase and the citric acid cycle Major regulatory factors controlling pyruvate dehydrogenase and the citric acid cycle
Citric acid cycle intermediates Citric acid cycle intermediates
Sulfur dioxide is a toxic gas, has a distinct, pungent odor, and contributes to acid rain and ... Sulfur dioxide is a toxic gas, has a distinct, pungent odor, and contributes to acid rain and ...
What is the pH of the solution? What is the pH of the solution?
Video: Depolarization of the SA node, Action potentials of the myocardium & ANS effects

For a complete list of videos, visit our video library