Author Question: In which of the following types of solutions is the relationship of solute to solvent expressed as a ... (Read 51 times)

fasfsadfdsfa

  • Hero Member
  • *****
  • Posts: 554
In which of the following types of solutions is the relationship of solute to solvent expressed as a proportion?
 
  a. Normal
  b. Percent
  c. Ratio
  d. Weight/volume

Question 2

You add 50 ml of water to 150 ml of a 6 solution. What is the new concentration?
 
  a. 3.0
  b. 4.5
  c. 7.5
  d. 12.0



peilian

  • Sr. Member
  • ****
  • Posts: 316
Answer to Question 1

ANS: C
Ratio solution. The amount of solute to solvent is expressed as a proportion.

Answer to Question 2

ANS: B
If 50 ml of water is added to 150 ml of a 6 (0.03) solution, the new concentration is calculated by rearranging the dilution equation to find C2.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Medication errors are three times higher among children and infants than with adults.

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

For a complete list of videos, visit our video library