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

Author Question: Calculate the minimum concentration of Mg2+ that must be added to 0.10 M NaF in order to initiate a ... (Read 15 times)

Caileynorton

  • Full Member
  • ***
  • Posts: 132

Question 1

Calculate the minimum concentration of Cr3+ that must be added to 0.095 M NaF in order to initiate a precipitate of chromium(III) fluoride. (For CrF3 , Ksp = 6.6 × 10–11.)
◦ 0.023 M
◦ 0.032 M
◦ 7.7 × 10–8 M
◦ 2.9 × 10–9 M
◦ 6.9 × 10–10 M

Question 2

Calculate the minimum concentration of Mg2+ that must be added to 0.10 M NaF in order to initiate a precipitate of magnesium fluoride.  (For MgF2 , Ksp = 6.9 × 10–9.)
◦ 1.4 × 107 M
◦ 6.9 × 10–9 M
◦ 6.9 × 10–8 M
◦ 1.7 × 10–7 M
◦ 6.9 × 10–7 M


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by Caileynorton on Nov 5, 2023

rika06@comcast.net

  • Full Member
  • ***
  • Posts: 161
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 35% of students answer this correctly




Caileynorton

  • Member
  • Posts: 132
Reply 2 on: Nov 5, 2023
YES! Correct, THANKS for helping me on my review


blakcmamba

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

For a complete list of videos, visit our video library