Question 3 An eye drop solution contains 0.05% (v/v) tetrahydrozoline HCI, and a patient drops 0.3 ml into their eyes.

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Question 3
An eye drop solution contains 0.05% (v/v) tetrahydrozoline HCI,
and a patient drops 0.3 ml into their eyes. How many mL of
the active ingredient (tetrahydrozoline) did the patient drop into
their eyes?
Do not include units in your answer.
Question 4
Which of the following substances are heavier than
water? Select all that apply.
Group of answer choices
Polysorbate 80 (sp. gr. 1.08)
Liquid phenol (sp. gr. 1.07)
Isopropyl Alcohol (sp gr. 0.78)
Castor Oil (sp gr. 0.96)
Glycerin (sp gr. 1.25)
Question 5
A 120 gram tube of betamethasone 0.1% cream is prescribed for a
patient. How many grams of the active ingredient (betamethasone)
are contained in the tube?
Report your answer to 2 decimal places and do not
include units.
Question 6
A prescription calls for you to compound and dispense 240 mL of
a 2% (w/v) gentamicin solution. How many grams of gentamicin powder
should be used in this preparation?
Report your answer to 1 decimal place and do not include
units.
Question 7
You are working at a compounding pharmacy and receive a
prescription instructing you to make the following compound:
Ingredient
Quantity
Specific Gravity
Peppermint Oil 50
mL
0.9
Alcohol
50 mL

0.81
What is the weight (in grams) of this mixture?
Round to 1 decimal place, and do not include units in
the answer.
Question 8
You are working at a compounding pharmacy and receive a
prescription instructing you to make the following compound:
Ingredient
Quantity
Specific Gravity
Peppermint Oil 50
mL
0.9
Alcohol
50 mL

0.81
What is the specific gravity of the new compound?
Round the answer to 2 decimal places.
Question 9
A patient is prescribed Clobetasol 0.05% cream in a 60 gram
tube. The instructions for the prescription are as
follows:
Apply 2 grams topically to eczema outbreak
BID.
How many milligrams of the active ingredient (clobetasol) will
the patient receive each day?
Report the answer as a whole number, and do not include
units in the answer.
Question 10
A patient is prescribed Clobetasol 0.05% cream in a 60 gram
tube. The instructions for the prescription are as
follows:
Apply 2 grams topically to eczema outbreak
BID.
How many grams of the active ingredient (clobetasol) are in the
entire tube?
Report the answer to 2 decimal places, and do not
include units in the answer.
Question 11
A 120 mL bottle of cough syrup contains 2 mL of a flavoring oil.
What is the percent strength of the flavoring oil?
Report your answer to 2 decimal places, and do not
include units in your answer.
Question 12
A 120 mL bottle of cough syrup contains 2% alcohol. What is the
ratio strength of the alcohol?
Report your answer in the following format: "1:XX" (no
spaces)
Do not include units in your answer.
Question 14
An injection solution contain 1:1000 of epinephrine. What is the
percent strength of epinephrine in the solution?
Report the answer to 1 decimal place, and do not include
units in the answer.
Question 15
For normal development, children must maintain at least 60 PPM
of iron in their blood serum. What is 60 PPM when expressed as
percent strength?
Do not include units in the answer.