Solutions
Molarity of a 100mL solution containing .1 moles of dissolved solute
What is 1M
The form of energy most closely associated with heat and motion.
What is Kinetic Energy
If a reaction is at equilibrium, the rates of the forward and reverse reactions are...
Equal
The pH range goes from ___ to ____
What is 0 to 14
Oxidation number of H in H2O
What is +1
Molarity of a 200mL solution containing 0.4 moles of dissolved solute
What is 2M
In terms of temperature and pressure, describe an ideal gas.
High temperature and low pressure
Is a solution at equilibrium unsaturated or saturated?
Saturated.
The pH of a 1.0 x 10-6M HCl solution
What is 6
Which Metal is more likely to be reduced Cu or Ag
What is Ag
15.0g of AgNO3 is dissolved into 125g of H2O. What is the percent by mass for this solution?
What is 10.71%
Heat, pressure, concentration of reactants, catalysts, surface area of reactants.
In a solution at equilibrium, the concentration of the solution remains...
Constant
If a swimming pool has a pH of 6.9 and the desire pH is 7.4, what needs to be added.
What is a BASE
Name 3 things needed for an electrochemical cell
Answers will vary.
At 1 atm, a solution containing salt and water has a _____ boiling point than water
What is HIGHER
Is the reaction 2C(s) + H2(g) --> C2H2(g) + 227.4 kJ endothermic or exothermic?
Exothermic
In the balanced equation H3O+ + OH- <---> 2H2O, increasing the [H3O+] will cause the equilibrium to shift in which direction?
Right
A substance that acts as an acid and a base
What is an amphoteric compound
A electrolytic cell needs an external power source for this reason.
What is making a non spontaneous reaction occur
How many grams of HCl are needed to prepare 200mL of a 2M solution?
What is 14.58g
What term is used to describe the disorder of a system? What term is used to describe the energy of a system (heat)?
Disorder: Entropy
Energy (heat): Enthalpy
In the balanced equation N2(g) + 3H2(g) <---> 2NH3(g) + energy, name one change that will cause the equilibrium to shift right.
increase [N2(g)], Increase [H2(g)], decrease [NH3(g)], decrease the temperature, increase pressure.
List all Strong Acids
What is HCl, HNO3, H2SO4, HBr, HI, & HClO4
2 other names for an electrochemical cell
What are Galvanic cell, Voltaic cell