A scientist needs to make a 250 mL of a solution of ethanol in water that has a molaritv of 012 Unfortunately, the only scales are available. [Water: M = 18.02 g/mol, d =0.997 g/mL] [Ethanol: M = 46.07 g/mol, d = 0.789 g/mL]) a. Calculate the mass of each substance needed to make this solution. b. Calculated the volume percent of each substance?
A scientist needs to make a 250 mL of a solution of ethanol in water that has a molaritv of 012 Unfortunately, the only scales are available. [Water: M = 18.02 g/mol, d =0.997 g/mL] [Ethanol: M = 46.07 g/mol, d = 0.789 g/mL]) a. Calculate the mass of each substance needed to make this solution. b. Calculated the volume percent of each substance?
Introductory Chemistry: An Active Learning Approach
6th Edition
ISBN:9781305079250
Author:Mark S. Cracolice, Ed Peters
Publisher:Mark S. Cracolice, Ed Peters
Chapter3: Measurement And Chemical Calculations
Section: Chapter Questions
Problem 61E
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![A scientist needs to make a 250 mL of a solution of ethanol in water that has a
molaritv of 0.12 Unfortunately, the only scales are available.
[Water: M = 18.02 g/mol, d=0.997 g/mL]
[Ethanol: M = 46.07 g/mol, d = 0.789 g/mL])
a. Calculate the mass of each substance needed to make this solution.
b. Calculated the volume percent of each substance?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd75e31df-4f53-40d7-ad9b-050ec57c1b0b%2Fcf0878ee-82f6-4738-b1cc-24a3ffc1049e%2F6x7lv0i_processed.png&w=3840&q=75)
Transcribed Image Text:A scientist needs to make a 250 mL of a solution of ethanol in water that has a
molaritv of 0.12 Unfortunately, the only scales are available.
[Water: M = 18.02 g/mol, d=0.997 g/mL]
[Ethanol: M = 46.07 g/mol, d = 0.789 g/mL])
a. Calculate the mass of each substance needed to make this solution.
b. Calculated the volume percent of each substance?
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