Show:
Basic Chemistry
Specific Heat
Gas Laws
pH Questions
pH Calculations
100
The chemical formula for table salt
What is NaCl
100
The variable we use to represent specific heat
What is c
100
The equation for the ideal gas law
What is PV=nRT
100
pH represents the concentration of ________ in a solution
What is hydrogen ions
100
The pH of a neutral solution
What is 7
200
The number of moles in 2g of hydrogen
What is 2
200
The state of water at 150 degrees C.
What is steam / vapor
200
If volume increase then pressure _________
What is decreases
200
Concentration is given in Molar, which means _________
What is mol/L
200
pH + pOH = ?
What is 14
300
The molar mass of O2
What is 32g
300
The two possible states of water at 0 degrees C
What are solid and liquid
300
If pressure increases then temperature ______
What is increases
300
pOH represents the concentration of ________ in a solution.
What are hydroxide ions
300
If the pH is 4, the pOH is...
What is 10
400
The color that red cabbage juice turns when it meets a base
What is blue
400
The unit of heat energy we use in q = mcT
What is Joule (J)
400
The two units of measurement we have used to represent pressure
What are atm and kPa
400
The ion that becomes HCO3- with increased ocean acidity and becomes CaCO3 when used by corals
What is carbonate ions (CO3)(-2)
400
If the [H+] is 10^-7, then [OH-] is .....
What is 10^-7
500
The name of the air cells where warm air rises from the equator, is cooled, then sinks over 30 degrees N and S latitudes
What are Hadley cells
500
The specific heat of water
What is 4.18 J/gC
500
The value of the universal gas constant (R) Hint: There are two possible answers.
What is 8.3145 L-kPa/K-mol OR 0.082 L-atm/K-mol
500
[H+]x[OH-] = ?
What is 10^-14
500
The pH of a solution that has a [OH-] of 0.01M
What is 12