Molarity
The unit that molarity is expressed in
moles per liter (mol/L)
AKA M (molar)
BONUS:
Number of students from this workshop who have shown up to Julian's office hours
0
“OIL RIG” helps you remember this: oxidation is this
loss of electrons
The coefficients that balance ___H2 + ___O2 → ___H2O
2,1,2
BONUS:
Name 3 other peer leaders
...
BONUS:
The 2 weekly video series on the CHEM 1305 Peer Leaders Instagram
Homework Help and The Thing With CHEM 1305
The oxidation number of Cr in K2Cr2O7
+6
The reducing agent in Zn + Cu²⁺ → Zn²⁺ + Cu
Zn
The coefficients that balance ___Fe + ___O2 → ___Fe2O3
4, 3, 2
The precipitate that forms when AgNO3 and NaCl solutions are mixed
AgCl
The grams of NaCl needed to make 0.500 L of a 2.00 M solution
58.4 g
The oxidation number of N in HNO3
+5
BONUS:
Choose a team (you may choose your own)
That team loses 300 points
The moles of NH3 made from 6.0 mol H2 in N2 + 3H2 → 2NH3
4.0 mol
Acetic acid is classified this way because it only partially ionizes
a weak electrolyte
The mL of 6.0 M stock solution needed to make 500 mL of 0.30 M solution
25 mL
The oxidation number of Mn in MnO4⁻
+7
How the oxidation number of H changes in Fe + 2H⁺ → Fe²⁺ + H2
+1 to 0
The grams of CO2 made from 22.0 g of C3H8 in C3H8 + 5O2 → 3CO2 + 4H2O
65.8 g
The spectator ions in AgNO3 + NaCl → AgCl + NaNO3
Na⁺ and NO3⁻
The molarity of 36.0 g of glucose (C6H12O6) in 250 mL of solution
0.800 M
The oxidation number of Cl in chlorine gas
0
The species oxidized and the oxidizing agent in Cl2 + 2Br⁻ → 2Cl⁻ + Br2
Br⁻ (oxidized) and Cl2 (oxidizing agent)
BONUS:
Choose a team (you may choose your own)
That team gains an extra turn
The net ionic equation for AgNO3(aq) + NaCl(aq) → AgCl(s) + NaNO3(aq)
Ag⁺(aq) + Cl⁻(aq) → AgCl(s)