The mole & stoichiometry
States of Matter
Gas Laws
Solutions & Solubility
Acids & Bases
100
Hydrogen sulfide is a ____ compound
binary
100
how many states of matter are there known to be?
four
100
True of false? Ballon molecules inside will rise in pressure left in a hot car.
false
100
capable of being dissolved
soluble
100
Feels slippery to skin?
base
200
Sodium oxalate formula
What is Na2C2O4
200
4 states of matter?
Liquid solid gas plasma
200
Gas pressure Is caused by
- gas molecules hitting walls of a container
200
substance that will not dissolve in another substance b.
insoluble
200
have a sour taste
acid
300
What is the gram formula mass of K2CO3?
138g
300
state of matter that freezes on the ground when cold enough?
Liquid
300
At s pressure of 5.0 atomoshpere, a sample of a gas occupies 40 liters. What volume will the same sample occupy at 1,0 atomsphere?
- 200L
300
evenly distributed but not completely mixed
Homogenous mixture
300
a completion reaction with water, generates close to one OH− for each formula unit of base added to water .
What is strong base
400
2N2O5-->4NO2+O2 if sample of N2O5 produces 1.618 g of O2, how many grams of NO2 are formed?
9.304
400
H20 is a liquid thats made up of what elements combined?
Gasses of oxygen and hydrogen
400
What is the pressure of the gas? 0.614 mole sample of a gas at 12 Celsius occupies a volume of 4.3L.
3.3Atm
400
a not evenly distributed mixture that will eventually separate even when mixed..
Heterogeneous mixture
400
solution with a lot of concentration of H3O+ ions
An acidic solution
500
this equation show preparation for oxygen gas 2KCLO3(s)-->2KCL(s)+3O2(g) How many moles of O2 form if 3.0 mol of KCLO3 are totally consumed?
4.5 moles
500
he name of a chemical solution that is highly constentrated than normal
super saturated
500
What is the average velocity of nitrogen as molecules at STP?
Answer: 493.15
500
two or more pure substances that are physically mixed together.
What is a miixture
500
substance that creates hydronium ions, H3O, when added to water.
An acid is
M
e
n
u