Question

what is the mass/volume percent of 25 g of KCL dissolved in enough water to give...

what is the mass/volume percent of 25 g of KCL dissolved in enough water to give a final volume of 125 ml?

Science   Chemistry   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

mass/volume percentage = (mass of solute/ volume of solution) X 100

                                             = (25/125) X 100

                                            = 20%

0 0
Know the answer?
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
Similar Questions
What is the molarity of each solution? 39 g of KCl dissolved in enough water to...
What is the molarity of each solution? 39 g of KCl dissolved in enough water to give 375 mL of solution. 85.8 g of sucrose, C12H22O11, dissolved in enough water to give 725 mL of solution. 8.4 g of ammonium sulfate, (NH4)2SO4, dissolved in enough water to give 2.35 L of solution.
Sodium carbonate (2.4134 g) is dissolved in enough deionized water to give a solution with a...
Sodium carbonate (2.4134 g) is dissolved in enough deionized water to give a solution with a total volume of 250.0 mL. What is the pH of the resulting solution? For carbonic acid, pKa1 = 6.351 and pKa2 = 10.329. Also: What is the equilibrium concentration of H2CO3 in the solution calculate the value of aHCO3−. Write a mass balance and charge balance equation please show all work!
Sodium carbonate (2.4134 g) is dissolved in enough deionized water to give a solution with a...
Sodium carbonate (2.4134 g) is dissolved in enough deionized water to give a solution with a total volume of 250.0 mL. What is the pH of the resulting solution? Hint: For carbonic acid, pKa1 = 6.351 and pKa2 = 10.329. What is the equilibrium concentration of H2CO3 in the solution? calculate the value of alpha HCO3-. I already have the answer to the first part of the question. I just need the equilibrium concentration and value of alpha please!
Felicia dissolved 4.00 g of Co(NO3)2 in enough water to make 100 mL of stock solution....
Felicia dissolved 4.00 g of Co(NO3)2 in enough water to make 100 mL of stock solution. She took 4.00 mL of the stock solution and then diluted it with water to give 275 mL of a final solution. How many grams of NO3- ion are there in the final solution?
What is the molecular weight of a polymer if 3.50g are dissolved in enough water to...
What is the molecular weight of a polymer if 3.50g are dissolved in enough water to give 252 mL of the solution and give a osmotic pressure of 28.52 mm Hg at 25 degrees Celsius?
if 2.03 g of CuNO3 is dissolved in water to make a 0.110 M solution, what...
if 2.03 g of CuNO3 is dissolved in water to make a 0.110 M solution, what is the volume of the solution? What is the concentration of a solution made by diluting 25 mL of 6.0 M HCl to a final volume of 750 mL?
Part 4: Concentration Determination of a KCl Solution a) mass of evaporating dish 42.82 g b)...
Part 4: Concentration Determination of a KCl Solution a) mass of evaporating dish 42.82 g b) volume of KCl (aq) in mL 5mL c) volume of KCl (aq) in L d) mass of evaporating dish + KCl (aq) 47.98 g e) mass of KCl (aq) (d-a) f) density of KCl (aq) (e / b) g) mass of evaporating dish + KCl (s) 42.95 g h) mass of KCl (s) (g-a) i) moles of KCl (s) j) mass percent of KCl...
A. 6.7 g of K3PO4 are dissolved in 500 mL of water. What is the concentration...
A. 6.7 g of K3PO4 are dissolved in 500 mL of water. What is the concentration (in normality) of PO4^3- ions in solution? B. Calculate the formal concentration (in molarity) of a KCl solution if 18.6 g of KCl are dissolved in 500 mL of water? C. What NaCl concentration results when 234 mL of a 0.830 M NaCl solution is mixed with 502 mL of a 0.370 M NaCl solution?
Perform the following calculation: A 1.275 g sample of CaBr2 is dissolved in enough water to...
Perform the following calculation: A 1.275 g sample of CaBr2 is dissolved in enough water to give 750. mL of solution. WHat is the calcium ion concertration in this solution? Make sure to write a reaction for the process of dissolving.
You dissolve 5 g KCl in a total volume of 200 mL. What is the final...
You dissolve 5 g KCl in a total volume of 200 mL. What is the final [KCl]?
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT