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

Author Question: Calculate the percent by mass of potassium nitrate in a solution made from 45.0 g KNO3 and 295 mL of ... (Read 25 times)

april 19

  • Full Member
  • ***
  • Posts: 136
on: Nov 5, 2023

Question 1

Calculate the mole fraction of KI in a solution made by dissolving 3.4 g of KI in 5.8 g of water.
◦ 0.060
◦ 0.064
◦ 0.37
◦ 0.59
◦ 6.4

Question 2

Calculate the percent by mass of potassium nitrate in a solution made from 45.0 g KNO3 and 295 mL of water.  The density of water is 0.997 g/mL.
◦ 1.51 %
◦ 7.57 %
◦ 13.3 %
◦ 15.2 %
◦ None of these
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by april 19 on Nov 5, 2023

Tussalpain

  • Full Member
  • ***
  • Posts: 189
Reply #1 on: Nov 5, 2023
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


april 19

  • Member
  • Posts: 136
Reply 2 on: Nov 5, 2023
:D TYSM

epscape

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

« previous next »
 

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Parrot Human (Solution) Parrot Human (Solution)
Hydration of ions in solution Hydration of ions in solution
How to calculate annuity when compounded semi-annually (Part 1) How to calculate annuity when compounded semi-annually (Part 1)
How to calculate mortgage payments (Question 2 of 2) How to calculate mortgage payments (Question 2 of 2)
Consider an aqueous solution of calcium nitrate added to an aqueous solution of sodium ... Consider an aqueous solution of calcium nitrate added to an aqueous solution of sodium ...
Belief that premarital sex is “not wrong at all,” Canada, 1975—2016 (in percent) Belief that premarital sex is “not wrong at all,” Canada, 1975—2016 (in percent)
Video: Baroreceptor Reflex

For a complete list of videos, visit our video library