Gas Laws
What are the conditions for STP for gases?
What acid and base are responsible for forming Sr(NO3)2 during a neutralization reaction?
What are
Acid: HNO3
Base: Sr(OH)2
What type of electrochemical cell is nonspontaneous?
What is an electrolytic cell
Any paper 2 answer related to reaction rate needs to reference what?
What is Collision theory! In order for a reaction to occur, particles need to collide with each other with the right orientation and the right amount of energy (at least equal to activation energy).
What is the reason that radii get smaller as you go across a period from left to right
no difference in the number of shielding electrons but an increase in nuclear charge leading to greater electrostatic attraction between the nucleus and valence electrons
Under what conditions do gases deviate from ideal behavior?
According to Bronsted-Lowry, amines are
what are slightly basic due to the presence of a lone pair.
Which electrode in an electrochemical cell is responsible for reduction
What is the cathode
Identify three tenets of kinetic molecular theory
What is any three of the following: (1) the particles in a gas are in constant, random motion, (2) the combined volume of the particles is negligible, (3) the particles exert no forces on one another, (4) any collisions between the particles are completely elastic, and (5) the average kinetic energy of the particles is proportional to the temperature in Kelvins.
Which element would have the most polar covalent bond with carbon?
What is fluorine
6.06 g of hydrogen gas are formed at STP. What is the volume of this gas?
What is 68.1 dm³
What are the products of a reaction between sodium hydrogen carbonate and acid
What are water, carbon dioxide, and a salt
A voltaic cell is established using both zinc and aluminum. You want to balance the redox reaction. How many moles of electrons are required?
What is 6 moles of electrons
There are four factors that can increase the rate of a chemical reaction. List three of them.
What are (any three of the following)
1. increasing temperature, 2. addition of a catalyst, 3. increasing the concentration of reactants, 4. decreasing particle size of reactants in the solid phase
the amount of energy released when one mole of electrons is attached to one mole of the neutral atom or molecule in the gaseous state to form anions
What is electron affinity
What are the units used for the ideal gas equation?
What is either
Option 1, The SI units: P in Pa, volume in m³, n in mole, R in J/molK, T in K
Option 2: P in kPa, volume in dm³, n in moles, R in J/molK, T in K
how much more concentrated are [H+] ions in a solution with a pH of 3 than they are in a solution with a pH of 6?
Molten sodium iodide is electrolysed. What chemical reaction occurs at the anode?
What is oxidation (loss of electrons)
2I⁻ --> I2 + 2e⁻
This rate of this reaction is monitored with a colorimeter. What substance is the colorimeter most likely picking up?
2KI (aq) + Cl2 (aq) → 2KCl (aq) + I2 (aq)
What is iodine (semi-lustrous, non-metallic solid, and a violet liquid)
What is the most reactive combination between a halogen and an alkaline earth metal?
What is fluorine and Barium or Radium (radium is short lived and hard to get, so either answer is okay)
Calculate the volume in m³ of a balloon filled with 0.400 mol of helium gas at a temperature of 22.90 degrees Celsius and a pressure of 1.20 Pa.
What is 820 m³
What is the pH of a lithium hydroxide solution that has [OH−]=1×10−4 M
What is 10
For reactions like the Haber process or the Contact Process, how is rate increased to economically advantageous levels? (3 possible answers, need 2)
What is high pressure and high temperature, catalysts (iron, vanadium (IV) oxide respectively)
Rank these from smallest to largest radius:
Ca, Sr, F, He, P
What is
He, F, P, Ca, Sr