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

Author Question: Identify the ion that is responsible for the red colour of rubies. (Read 10 times)

sheilaspns

  • Sr. Member
  • ****
  • Posts: 359

Question 1

Why is zinc used to coat steel objects?

Question 2

Identify the ion that is responsible for the red colour of rubies.
◦ Cr+6
◦ Cr+5
◦ Cr+7
◦ Cr+4
◦ Cr+3


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by sheilaspns on Nov 18, 2019

jessicaduplan

  • Full Member
  • ***
  • Posts: 196
Answer Preview ↓
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.
Only 26% of users answer this correctly




sheilaspns

  • Member
  • Posts: 359
Reply 2 on: Nov 18, 2019
YES! Correct, THANKS for helping me on my review


robbielu01

  • Member
  • Posts: 209
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

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

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

For a complete list of videos, visit our video library