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

Author Question: When Cr2O72-(aq) + HNO2(aq) Cr3+(aq) + NO3(aq) is balanced in acid, there are three electrons ... (Read 23 times)

CORALGRILL2014

  • Hero Member
  • *****
  • Posts: 525
on: Mar 21, 2021

Question 1

Water is added to balance the number of oxygen atoms in a half-reaction.

◦ true
◦ false

Question 2

When Cr2O72-(aq) + HNO2(aq) → Cr3+(aq) + NO3−(aq) is balanced in acid, there are three electrons transferred in the oxidation-reduction.

◦ true
◦ false
Chemistry: An Atoms First Approach ¦ Zumdahl, DeCoste ¦ 3rd Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by CORALGRILL2014 on Mar 21, 2021

jaaaaaaa

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Mar 21, 2021
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


CORALGRILL2014

  • Member
  • Posts: 525
Reply 2 on: Mar 21, 2021
Thanks for the timely response, appreciate it

essyface1

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

The extent of acid rain in the United States has decreased. The extent of acid rain in the United States has decreased.
Conjugate acid-base pairs consist of a proton donor and a proton acceptor Conjugate acid-base pairs consist of a proton donor and a proton acceptor
effect of pH on ionization and charges of amines and carboxylic acid effect of pH on ionization and charges of amines and carboxylic acid
Coenzyme Q collects electrons from multiple flavoproteins Coenzyme Q collects electrons from multiple flavoproteins
Validation of the genetic code by amino acid sequence analysis of T4 phage lysozyme mutants Validation of the genetic code by amino acid sequence analysis of T4 phage lysozyme mutants
chemistry lab - acid base titration chemistry lab - acid base titration
Video: Power Supply Polyacrylamide Gel Protein Sample

For a complete list of videos, visit our video library