HomeworkLib
Question

If you dissolve 24.8 g of NaCl in 251 g of water and generate a solution that has a density of 1.10 g/mL, what is the molarit
science   chemistry   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

Mass of solution = 24.8+251 = 275.8 g

Volume of Solution = mass/volume

= 275.8/1.10 ml = 250.727 ml

Molarity = mass of NaCl×1000/molar mass×volume

= 24.8×1000/58.5×250.727

= 1.69 M

0 0
Add a comment
Know the answer?
Add Answer to:
If you dissolve 24.8 g of NaCl in 251 g of water and generate a solution...
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

  • An aqueous NaCl solution contains 1.343x10* ppm NaCl. The density of water is 1.000g/ml. The density...

    An aqueous NaCl solution contains 1.343x10* ppm NaCl. The density of water is 1.000g/ml. The density of the solution is 1.08 g/mL. The molar mass of NaCl is 58.44g/mol. Keep the correct number of significant figures. a) What is the molality of NaCl? b) What is the molarity of NaCl? c) What is the (mass/volume)% is unit of (kg/L)%? d) What is mass percent? e) What is mole fraction of NaCl?

  • Study Example 8.1 on page 321. Then, calculate the molarity of a solution made by adding...

    Study Example 8.1 on page 321. Then, calculate the molarity of a solution made by adding 5.57 g of CaCl2 to enough water to create a solution with a total volume of 2.50 L. Enter only a numerical value in the correct number of significant figures. Use the Periodic Table that is part of your exam to calculate molar mass. Do not enter units in the answer box, but know that the symbol for the unit of this calculation is...

  • The density of a 40 wt% solution of ethanol in water is 0.937 g/mL. The density...

    The density of a 40 wt% solution of ethanol in water is 0.937 g/mL. The density of n-butanol is 0.810 g/mL. What is the concentration of n-butanol in ppm if you dissolve 25.0 μL of this alcohol in a 40 wt% solution of Ethanol in water. The final volume of the solution is 50.0 mL. Assume that the density of the ethanol solution does not change upon dissolution of the butanol. Use the correct number of significant figures! Hint: to...

  • An aqueous NaCl solution is made using 116 g of NaCl diluted to a total solution...

    An aqueous NaCl solution is made using 116 g of NaCl diluted to a total solution volume of 1.30 L . Part A Calculate the molarity of the solution. Express your answer using three significant figures. Part B Calculate the molality of the solution. (Assume a density of 1.08 g/mL for the solution.) Express your answer using two significant figures.

  • The density of NaCl is 2.165 g/mL, what volume of water would 200. g of NaCl...

    The density of NaCl is 2.165 g/mL, what volume of water would 200. g of NaCl displace? Enter the numerical answer in decimal notation, do not include units this question type does not support units. What is the molality of the solution described above after all of the salt has dissolved? Enter the numerical answer in decimal notation, do not include units this question type does not support units.

  • An aqueous NaCl solution is made using 119 g of NaCl diluted to a total solution...

    An aqueous NaCl solution is made using 119 g of NaCl diluted to a total solution volume of 1.25 L . Part A Calculate the molarity of the solution. Part B Calculate the molality of the solution. (Assume a density of 1.08 g/mL for the solution.) Express your answer using two significant figures. Part C Calculate the mass percent of the solution. (Assume a density of 1.08 g/mL for the solution.)

  • Part A. caculate the molarity. 6.65 g of NaCl in 250. mL of a NaCl solution Part B. calculate the volume, in liters, f...

    Part A. caculate the molarity. 6.65 g of NaCl in 250. mL of a NaCl solution Part B. calculate the volume, in liters, for each of the following 34.0 g of NaHCO3 from a 1.00 M NaHCO3 solution (express your answer as three significant figures) Part C. calculate the final concentration of each of the following 1. a 20.0 ml sample of an 7.0% (m/v) KBr solution is diluted with water so that the final volume is 222.0 mL 2....

  • Question 17 A solution is prepared by dissolving 45 g sodium carbonate, Na2CO3, in enough water...

    Question 17 A solution is prepared by dissolving 45 g sodium carbonate, Na2CO3, in enough water to make 200 mL of solution. If the density of the solution is 1.1094 g/mL, what is the % mass of the solution? Question 18 Calculate the molarity of a 4.628 m solution of Sr(NO3)2 in H2O. The density of this solution is 1 g/mL Include units. Question 19 What is the molarity of a sodium chloride solution prepared by diluting 2.1 mL of...

  • A 2.300×10−2 M solution of NaCl in water is at 20.0∘C. The sample was created by...

    A 2.300×10−2 M solution of NaCl in water is at 20.0∘C. The sample was created by dissolving a sample of NaCl in water and then bringing the volume up to 1.000 L. It was determined that the volume of water needed to do this was 999.4 mL . The density of water at 20.0∘C is 0.9982 g/mL. Express your answer(s) to four significant figures and include the appropriate units. Part A) Calculate the molality of the salt solution. Part B)...

  • An aqueous NaCl solution is made using 126 g ofNaCl diluted to a total solution volume...

    An aqueous NaCl solution is made using 126 g ofNaCl diluted to a total solution volume of 1.00 L . Calculate the molarity of the solution. Express your answer using three significant figures. M = 2.16   M   Part B Calculate the molality of the solution. (Assume a density of 1.08 g/mL for the solution.) Express your answer using two significant figures. m = 2.3   m   Part C Calculate the mass percent of the solution. (Assume a density of 1.08 g/mL...

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