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Moles
States Of Matter
Gas Laws
Solutions
Math
100
what is the value of a mole?
6.02 x 10^23
100
99% of all matter is what?
plasma
100
What is formula for Charles law ?
V1/T1=V2/T2
100
A solution is what kind of mixture?
Homogenous mixture
100
What is the molarity of a 2.3L solution containing 6 moles of KNO?
2.61 M
200
what unit must be inserted in to a BCA table?
moles
200
what is it called when all 3 states of matter are occurring?
Equilalibrium
200
What is the combined gas law?
Relationship between boyles charles and gay lussacs law.
200
the main liquid part of a solution is called the?
Solvent
200
what is the temperature in Kelvin if the temp is 450 C ?
722K
300
what is consevered in a chemical reaction?
both mass and atoms
300
What is an allotrope?
2 or more different molecular forms of an element in the same physical state
300
The graph of relationship of a direct proportion has the shape of a ?
hyperbola
300
milk whipped cream, marshmallows are examples of what ?
colloid
300
convert .25 moles of Fe to atoms of Fe?
1.505 x 10^23 atoms of Fe
400
Convert 4.5 moles HCL to grams of HCL?
162 g HCL
400
standard temperature and pressure when working with gases are defined as?
0*C and 760 mmHg
400
What is the value of the ideal gas law ?
8.31
400
2 liquids that are either both polar or both non polar are likely to be?
miscible
400
400 In the reaction H2SO4 + Zn  ZnSO4 + H2, how many grams of H2SO4 are required to produce 1.0 gram of H2?
49 g
500
Convert 5.5 x 10 ^ 25 atoms He to moles of He?
91.36 moles
500
why should dry ice not be stored in a working freezer?
Not cold enough and not enough pressure
500
Asample of gas occupies 8.0mL at 725 mmHg and -8 C. calculate its volume at 800 mmHg and 98K?
2.681
500
what type of water do not conduct electricity?
distilled water
500
Convert 0.85 moles of Oxygen gas at STP to liters of Oxygen gas.
19.04 liters O2