What is the volume of of hydrogen gas is produced when when 135 gram aluminum are completely reacted with excess sulfuric acid
2 Al +3H2SO4 -> 3H2 +Al2(SO4)3
100
plasma
Ninety-nine percent of all matter in the universe exists as
100
C. They appear to be more than one substance
which one of the question is not true about Solution.
A. The contain a dissolved substance call a solute.
B. They are composed of two or more evenly distributed substance.
C. They appear to be more then one substance
100
Acid is a substance H+ in aq solution.
Base is a substance OH- in aq solution
What is the Arrhenius definition of an acid, and a base
200
72g of HCl
What is the mass of 2.0 mole of HCl
200
265.1g Al
How many gram of aluminum would be required to produce 550g of Fe using the following reaction
Al +Fe2O3 -> Fe + Al2O3
200
Solid, liquid, gas, and plasma
Name the four state of matter
200
Solute
In a solution the _______ is the substance that is dissolved
200
HOCl, HOB, and HOI
list these from strongest to weakest ,HOB, HOI, and HOCl
300
.61 mole of KCl
How many moles is 45g of KCl
300
15.3 L O2
What volume of oxygen is produced in the decomposition reaction of 145.73 g sodium chlorate
NaClO3 _ NaCl + O2
300
Bose-Einstein condensate
At the temperature of -273 degrees Farenheit what of state of matter have you reached
300
slovent
In a solution the _______ is the substance in which it is disolved
300
HI
which acid is the strongest of the strong acid
400
25.9g of Ca(OH)2
What is the mass of .35 mole of Ca(OH)2
400
212.9g Na2O
Sodium oxide reacts with water to produce sodium hydroxide. What mass of sodium oxide must be use to produce 275 gram of sodium hydroxide.
400
Kentic Enegry is energy that a body possesses by virtue of being in motion. gas has high kinetic comparad to solid and liquid.
What is Kinetic energy . How much kinetic energy do gases have relative to solids and liquids?
400
solvent
When two gases or two liquids form a solution, the substance that is present in the largest amount is the _________
400
1.22 atm
PCl5(g) <----> PCl3(g) + Cl2(g) has a Kp of 0.497. In and equilibrium mixture at 500 K the partial pressure of PCl5 is 0.86 atm and that of PCl3 is 0.35 atm. What is the partial pressure of Cl2 in the equilibrium mixture?
500
4.39 moles of H3PO4
How many mole is .43kg of H3PO4
500
497.8 L CO2
How many liter of carbon dioxide will from the combustion 320.0 gram of C5H12 with excess oxygen
500
the atom does not have their electron and it become ionzized it is then change to plasma
What happen to gas when gas is super heated
500
Soluble
Salt is ______ in water because it dissolves in water
500
0.338
2 SO3(g) <----> 2 SO2(g) + O2(g)
A container initially contains 0.5 atm of SO3 at 1000k. At equilibrium the partial pressure of SO3 is 0.2 atm. Calculate Kp at 1000K.