PHA 317 Exam 1 | Questions and Answers (Complete Solutions)
13 views 0 purchase
Course
PHA 317
Institution
PHA 317
PHA 317 Exam 1 | Questions and Answers (Complete Solutions) How closely a measured value is to the correct value is ___ Accuracy How closely individual measurements are relative to each other is ___ Precision Regarding significant figures, ALL nonzero digits are ___ (i.e. - 12.768) Significant Re...
How closely a measured value is to the correct value is ___
Accuracy
How closely individual measurements are relative to each other is ___
Precision
Regarding significant figures, ALL nonzero digits are ___
(i.e. - 12.768)
Significant
Regarding significant figures, a zero is ___ when followed by a nonzero number.
(i.e. - 12.076)
Significant
Regarding significant figures, a zero after a decimal and before a nonzero number is
___
(i.e. - 0.02)
not significant
Regarding significant figures, a zero after a decimal and following a nonzero number is
___
(i.e. - 0.20)
Significant
Regarding significant figures, a zero before a decimal is ___
either significant or not significant depending on increments of the tool used for
measuring (10 g increments vs 1 g increments on a scale)
NLT means ___
not less than
NMT means ___
no more than
NLT and NMT are abbreviations used when talking about ___
USP monographs
Rounding is ___ with USP monographs.
not acceptable
89.9% can be equal to ___ but not ___
90% ; 90.0%
,Mode is ___
most frequently occurring value
Mean is ___
the average of all values
Median is ___
the middle-most value
Standard deviation is ___
A description of how much variation there is in a data set
What mathematical method utilizes units and ratios between them to reach a desired
quantity with a specific/required unit?
Dimensional analysis
The three fundamental dimensions include ___ and this is called the ___
length, mass, and time ; cgs system
The definite unit of length is ___
centimeters (cm)
The definite unit of mass is ___
grams (g)
The definite unit of time is ___
seconds (sec)
An angstrom is equal to ___ and measures ___
10^-10 meter ; microscopic distances
The four derived dimensions typically discussed in pharmacy calculations include:
1. density and specific gravity,
2. force,
3. pressure, &
4. work, energy, and heat
Density is equal to ___
mass / volume
Specific gravity is equal to ___
density of a substance / density of water
Units of density are written as ___ in the cgs system
g/cm^3 (or g/cc)
, Units of density are written as ___ in the SI system
Kg / m^3
Force is equal to ___
mass x acceleration
Units for force are ___
dyne
[ or (g*cm)/ sec^2 ]
The force exerted on the body due to gravity is called ___
Weight
With 1 gram of mass, weight is equal to ___
981 dyne (g*cm/s^2)
With 1 kilogram of mass, weight is equal to ___
9.81 Newton (kg*m/sec^2)
Pressure is equal to ___
force / area
The unit for pressure is ___
dynes / cm^2
[ g / cm(sec^2) ]
Work is equal to ___
force x distance
The cgs unit for work is ___ which is equal to ___
ergs ; dyne*cm
The SI unit of work is ___ which is equal to ___
joules (J) ; 10^7 ergs
Energy is the ___
capacity to do work
Heat is typically written in cgs units of ___ or ___
calorie or kilocalorie
Heat and work are ___ forms of energy
Equivalent
Intravenous CSPs are typically allowed ___ variance
±5%
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through EFT, credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying this summary from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Bri254. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy this summary for R343,19. You're not tied to anything after your purchase.
