Solutions and Reactions
A reaction where an insoluble solid forms when two solutions are mixed together.
Precipitation Reaction
According to Arrhenius theory, acids produce these ions in water, while bases produce these ions.
What are H⁺ ions (acids) and OH⁻ ions (bases)
Energy of motion is ___________ , while stored energy due to position or composition is ___________.
kinetic energy and potential energy
The relationship (inverse/direct) between pressure and volume at constant temperature.
Inverse
Three common units used to measure gas pressure.
atm, mmHg, Pa, kPa, torr
In a solution of sugar dissolved in water, sugar is the __________ and water is the __________.
Solute, Solvent
A chemical reaction involving the transfer of electrons between substances.
What is a redox (oxidation-reduction) reaction?
This law states that energy cannot be created or destroyed, only converted from one form to another.
Law of Conservation of Energy
The relationship (inverse/direct) between volume and temperature at constant pressure
Direct
The total pressure when gas mixture contains N₂ at 1.5 atm, O₂ at 0.4 atm, and Ar at 0.2 atm.
2.1 atm
A solution that contains more than the maximum amount of dissolved solute at a given temperature.
Super Saturated
The oxidation numbers of H, S, and O in H₂SO₄.
+1, +6, and -2
A reaction with ΔE = +120 kJ has this type of energy change
Endothermic
The volume a gas will occupy when it goes from 4.5 L at 1.2 atm to 1.8 atm
3.0 L
The number of moles in a 3.0 L container at 2.0 atm and 25°C. (R = 0.0821 L·atm/mol·K)
0.24 mol
The molarity when 0.35 moles of KCl are dissolved in 0.75 L of solution.
0.47 M
The products of this acid-base reaction: HCl + Mg(OH)₂ →
MgCl₂ + H₂O
he heat required to raise 75.0 g of water from 25°C to 40°C. (Specific heat of water = 4.18 J/g°C)
4,700 J
The volume of a balloon at 95°C if it has a volume of 3.5 L at 30°C
4.3 L
The volume that 0.60 moles of gas will occupy at 1.8 atm and 40°C. (R = 0.0821 L·atm/mol·K)
8.9 L
The final volume when 75 mL of 8.0 M HCl is diluted to 3.0 M
200 mL
The oxidation numbers of K, Mn, and O in KMnO₄
+1, +7, and -2
The specific heat of a 30.0 g metal sample that releases 1680 J when cooled from 90°C to 30°C.
0.93 J/g°C
The pressure of a gas at 500 K if it has a pressure of 2.1 atm at 350 K
3.0 atm
The number of moles of gas in a 12.0 L tank at 20 atm and 30°C.(R = 0.0821 L·atm/mol·K)
9.7 mol