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Question 28:What is the initial volume, in milliliters, needed to prepare each of the following diluted solutions? Express your answer to two significant figures and include the appropriate units.Part A:350 mL of 4.0 % (m/v) glucose from 15 % (m/v) glucosePart B:65.0 mL of 3.0 % (m/v) CaCl2 from 9.0 % (m/v) CaCl2Part C:250. mL of 4.00 MH2SO4 from 18.0 MH2SO4

Question

Question 28:What is the initial volume, in milliliters, needed to prepare each of the following diluted solutions? Express your answer to two significant figures and include the appropriate units.

Part A:350 mL of 4.0 % (m/v) glucose from 15 % (m/v) glucose

Part B:65.0 mL of 3.0 % (m/v) CaCl2 from 9.0 % (m/v) CaCl2

Part C:250. mL of 4.00 MH2SO4 from 18.0 MH2SO4

check_circleAnswer
Step 1

Dilution calculation can be done using the formula given below,

c1*V1               =          c2*V2

 

Step 2

A.

The initial volume of 15% (m/v) glucose can be calculated as shown below,

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Step 3

B.

The initial volume of 9.0 % (m/v) CaCl2 can ...

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