Question
Asked Dec 5, 2019
8 views

Calculate the boiling point elevation of a solution that contains 20 grams of NaBr (102.89 g/mol) in 500mL of water (Kb= 0.51C/m)

check_circle

Expert Answer

Step 1

Molality of the solution ha...

help_outline

Image Transcriptionclose

No.of moles of solute Molality = Mass of solvent (kg) mass of solute 1000 Molality of thegivensolution molarmass mass of solvent in g 20 g 1000 102.89 g/mol 500 g =0.39 m

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Science

Chemistry

Solutions

Related Chemistry Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: What is the mass of solute in each of the following solutions?  3.00 L of 0.500 M LiHCO3 60.0 mL of ...

A: Determine mass of LiHCO3 in the solution:

question_answer

Q: m.ecollege.com/course. 158&HepiD= aideню9CIаcс 2 www.youtube.com 80 Chinese Herbal Medicin... Sett <...

A: The given reaction is

question_answer

Q: Silver can be electroplated at the cathode of an electrolysis cell according to the following half-r...

A: Given information:Current (I) = 6.4 ATime (t) = 69 minutes

question_answer

Q: The active ingredient in aspirin is acetylsalicylic acid. A 2.08 g sample of acetylsalicylic acid re...

A: Number of moles of acetylsalicylic acid and NaOH will be equal since one carboxylic acid group is pr...

question_answer

Q: What effect has a 1:10 times dilution of a buffer solution with pure water on its useful range or it...

A: The Henderson-Hasselbalch equation for the pH of a buffer solution of the monoprotic acid  is given ...

question_answer

Q: At a birthday pool party, the temperature is 27.50°C and the atmospheric pressure is 759.4 mmHg. One...

A: Given information:Pressure at initial stage (P1) = 759.4 mmHgVolume at initial stage (V1) = 6.25 LTe...

question_answer

Q: For the following reactions, complete the reactions by giving what is missing.  This can be either t...

A: The starting materials, reagents, and intermediates for formation of given product is given in the r...

question_answer

Q: Given T1 = 21.5°C, V1 = 25.0 mL, and T2 = 316°C, calculate V2

A:  T1 = 21.5 oC = 293.65 KT2 = 316 oC = 589.15 KV1 = 25 mL 

question_answer

Q: 15.23 The equilibrium constant for the reaction 2 NOBr (g) 2 NO(g) + Br2(g) 2 is K 1.3 x 10 at 1000 ...

A: Given reaction: