HomeworkLib
Question

If 50 g of a saturated potassium nitrate solution at 70°C (130g/100mL) is cooled to 20°C...

If 50 g of a saturated potassium nitrate solution at 70°C (130g/100mL) is cooled to 20°C (30g/100mL) , how much potassium nitrate will crystalize out?

science   chemistry   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

0 0
Add a comment
Know the answer?
Add Answer to:
If 50 g of a saturated potassium nitrate solution at 70°C (130g/100mL) is cooled to 20°C...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • 6. (six marks) A saturated solution of KCIO3 is cooled from 50°C to 5°C when it...

    6. (six marks) A saturated solution of KCIO3 is cooled from 50°C to 5°C when it is placed into a fridge. Calculate how much potassium chlorate will crystallize from a 1.0-L solution. 8. (five marks) Outline the steps involved in making a diluted acid solution in the lab.

  • A solution containing 88.0 g KCl in 220 g H2O at 50 ∘C is cooled to...

    A solution containing 88.0 g KCl in 220 g H2O at 50 ∘C is cooled to 20 ∘C . Use the solubility data from the table below. Solubility (g/100gH2O) Substance 20∘C 50∘C KCl 34.0 42.6 NaNO3 88.0 114.0 C12H22O11 (sugar) 203.9 260.4 Part A: How many grams of KCl remain in solution at 20 ∘C ? Part B: How many grams of solid KCl came out of solution after cooling?

  • 10) A sample of potassium nitrate (49.0 g) is dissolved in 101 g of water at...

    10) A sample of potassium nitrate (49.0 g) is dissolved in 101 g of water at 100 °C with precautions taken to avoid evaporation of any water. The solution is cooled to 30.0 °C and a small amount of precipitate is observed. This solution is

  • G of sodium nitrate (NaNO,) dissolves in 100 g of water at 20°C. Is this solution saturated or un...

    g of sodium nitrate (NaNO,) dissolves in 100 g of water at 20°C. Is this solution saturated or unsaturated? Wha t would happen if you added ten more grams of sodium nitrate to the solution? What would if you added the ten grams and raised the temperature to 40 C? lution is unsaturated. Adding ten additional grams of solute (NaNO,) would result in a homo geneous solution. Raising the temperature of the solution by 20°C would not affect the solution...

  • Suppose 0.107 g of potassium chloride is dissolved in 50 mL of a 42.0 mM aqueous solution of silver nitrate.

    Suppose 0.107 g of potassium chloride is dissolved in 50 mL of a 42.0 mM aqueous solution of silver nitrate. Calculate the final molarity of chloride anion in the solution. You can assume the volume of the solution doesn't change when the potassium chloride is dissolved in it. Be sure your answer has the correct number of significant digits. 

  • What is the vapor pressure of a saturated solution of the ionic compound KClO3 at 70°C?...

    What is the vapor pressure of a saturated solution of the ionic compound KClO3 at 70°C? x NaNO3 What is the vapor pressure of a saturated solution of the ionic compound KClO3 at 70°C? (20 points) TABLE 10.2 VAPOR PRESSURE OF WATER TEMPERATURE (C) PRESSURE (mm Hg) 118.0 149.4 187.5 233.7 289.1 355.1 433.6 Naci 525.8 633.9 760.0 CaCl2 KNO3 Cr₂O7 Solubility (g of salt in 100 g H20) Pb(NO3)2 KCIK KCIO3 Cez(SO4)3 0 10 20 30 40 50 60...

  • B) depression of the freezing poirit l C) an increase in the osmotic pressure of a...

    B) depression of the freezing poirit l C) an increase in the osmotic pressure of a solution D) upon th the increase of reaction rates with increase in temperature E) depression of vapor pressure upon addition of a solute to a solvent 100 90 80 S 60 50 E 30 20 10 0 10 20 30 40 50 60 70 80 90 100 Temperature (C) 8) A sample of potassium nitrate (49.0 g) is dissolved in 101 g of water...

  • The graph below shows solubility curves of various ionic compounds. At 50 degrees C the solubility...

    The graph below shows solubility curves of various ionic compounds. At 50 degrees C the solubility of KNO3 is 80g per 100g of water. The solution is heated to 70 degrees C. How many more grams of potassium nitrate mistxbe added to make the solution saturated? 150 KI 140 130 120 110 NaNO3 100 KNO3 90 Grams of solute per 100 g H2O 80 70 NH3) 60 NHACI 50 -KCI Naci 40 30 20 TKCIO3 10 Cez(SO4)3 0 0 10...

  • The solubility of benzoic acid in water is: 0.29g/100mL at 20°C 6.8g/100mL at 100°C a) What...

    The solubility of benzoic acid in water is: 0.29g/100mL at 20°C 6.8g/100mL at 100°C a) What is the maximum mass of benzoic acid that would crystallize out of solution if 8.0g of benzoic acid was dissolved in 150mL of boiling water, filtered while hot, cooled to room temperature (20°C), filtered with suction and dried? b) If you had a 2.00g sample of impure benzoic acid, what volume of water would you use for recrystallization to give a good recovery of...

  • In this experiment, several unsaturated potassium nitrate solutions will be prepared. How will each of these...

    In this experiment, several unsaturated potassium nitrate solutions will be prepared. How will each of these be turned into a saturated solution? a. changing the solubility of potassium nitrate b. changing the amount of water in the solution c. changing the temperature

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT