Vocab
What is exothermic?
Any organic compound that contains only carbon and hydrogen
What is a hydrocarbon?
The symbol used in a chemical reaction to show that heat is being supplied
What is a delta?
The name of a saturated hydrocarbon with 7 carbons.
What is heptane?
What race of character is known for their short stature, large appetite, and hairy feet?
What are Hobbits?
A theory explaining all the states of matter, based on the concept that all matter consists of tiny particles that are in constant motion
What is kinetic theory?
Hydrocarbon that contains only single covalent bonds (hint: the answer is not saturated)
What is an alkane?
Fe + O2 --> Fe2O3 is an example of this type of reaction.
What is combination reaction?
The amount of representative particles in Avogadro's number.
What is 6.02 x 1023 particles?
The name Gollum has given the one ring
What is My Precious?
The capacity to do work or supply heat
What is energy?
What is an alkene?
Three things that affect the rate of a chemical reaction
What are the presence of a catalyst, the temperature, and the concentration of the reactants?
An ancient piece of wood contains 1/4 as much carbon-14 as a piece of wood cut from a living tree. The half-life of C-14 is 5730; Find the approximate age of the wood.
What is 11, 460 years?
The main antagonist in the series; featured as a "great eye"
The calculations of quantities in a chemical reaction
What is stoichiometry?
Organic compound that contains double or triple carbon-carbon bonds
What is an unsaturated compound?
Fe + O2 --> Fe2O3
is balanced, the coefficient for O2 is ____.What is 3?
The amount of molecules in 4.50 moles of H2O.
What is 2.71 x 1024 molecules?
Name the seven meals eaten by hobbits in a day.
What are breakfast, second breakfast, elevensies, luncheon, afternoon tea, dinner, and supper?
Forward and reverse reactions take place at the same rate
What is chemical equilibrium?
A group of compounds in which there is a constant increment of change in molecular structure from one compound to the next.
What is a homologous series?
K2SO4 and Pb(NO3)2 undergo a double-replacement reaction. List an expected product.
What are PbSO4 or KNO3?
A radioisotope with a half-life of 8 days has a mass of 4.0 g. Find the amount of the remaining radioisotope after 40 days.
What is 0.125 g?
The large spider found in the Pass of Cirith Ungol. (Hint: The spider captures Frodo and is defeated by Sam)
Who is Shelob?