You prepare a solution by dissolving 5 g of glucose in 100 ml of solution. What type of solution are you making?
a. Normal
b. Percent
c. Ratio
d. Weight/volume
ANS: D
It is defined as weight of solute per volume of solution. This method is sometimes erroneously described as a percent solution. W/V solutions are commonly expressed in grams of solute per 100 ml of solution. For example, 5 g of glucose dissolved in 100 ml of solution is properly called a 5% solution.
You might also like to view...
Which of the following regimens is ideal for controlling type 1 diabetes?
a. oral hypoglycemics b. intermediate or long-acting analog insulin injected once or twice daily and a rapid- or short-acting analog insulin c. only a short-acting insulin d. only a long-acting insulin
SCENARIOUse this scenario to answer the following question(s).You respond to a multiple-casualty incident in which a school bus has gone off the bridge over a highway into the traffic below. You are assigned to triage the children from the bus.After the incident is over, you find that you are feeling more stressed than usual after triaging so many children. Which of the following should be provided to help you?
A. A night out with your fellow responders, doing something fun like drinking and playing darts B. Stress training to teach you how to handle these incidents without a stress reaction C. Mandatory psychological counseling sessions D. Critical incident stress debriefing sessions