Formulas Flashcards
What is the formula for “Power”?
Power=(Force*Distance)/Time
What is the formula Ohm’s Law? Note, express it two ways.
E=IR
Or
R=E/I
What is the formula for “Force”?
Force=Mass*Acceleration
How many Watts equals 1 horsepower?
745.7 Watts=1HP
What does “Approved for Hazardous Location” mean?
Equipment must be approved for the class, division, and group of location.
What is “homeostasis”?
Homeostasis is a state of physiological equilibrium produced by a balance of functions and chemical composition within an organism.
What is the volume that one mole of an ideal gas or vapor occupies at 0 degrees Celsius?
22.4 liters.
What is a curie?
A curie is the amount of any radioactive isotope that will produce 3.7x10 to the 10th power of nuclear disintegrations.
What electromagnetic radiation has the shortest wavelength?
Gamma rays.
What is the atomic energy level rule?
Energy Level=2*(the ring number squared)
1 g-mole of an ideal gas at 0 degrees Celsius and 760 mm Hg occupies:
22.4 liters
The molar volume of an ideal gas at STP is how many liters?
22.4 liters
Standard Temperature and Pressure (STP) is what?
0 degrees Celsius and 1 atmosphere
What is the gas constant when using liter-mm Hg/g-mol-K?
62.4
What is the formula for the Ideal Gas Law?
.
PV=nRT P=Pressure V=Volume n=number of mass-moles of gas R=the appropriate gas constant T=Temperature
What is “critical pressure”?
The critical pressure of a substance is that pressure at which no liquid-phase transition occurs for any temperature.
To determine the kinetic energy of a rotating body, what is the appropriate formula?
E=1/2 I w^2
The two most common techniques employed for the control of bio agents are:
Disinfection and sterilization
Byssinosis is an occupational disease related to the exposure of :
Cotton fiber dust
The products produced when water is electrolyzed are:
H2 and O2