What is the name of a hydrocarbon with 8 carbons
Octane
Name 2 factors that affect reaction rate
any 2 of temp, mixing, concentration, surface area, or catalyst
Bases have a ______ pH
High or >7
What is the positively charged component in the nucleus of an atom?
The proton
Who's number is necessary for calculating how many atoms or molecules of a thing we have?
Avagadro's Number
What functional group has a halogen bonded to a carbon chain?
Alkyl Halides or Organic Halides
When drawing the graph of a reaction rate, what are we measuring on each axis?
Energy (y-axis) and Time (x-axis)
Bases produce what ion?
OH-
Which type of radioactive decay is the weakest?
Alpha Decay
What is the molar mass of Strontium?
87.62 amu
Name each 4-carbon side chain
Butyl, isobutyl, sec-butyl, tert-butyl
What component of a reaction reduces the activation energy but does not participate as a ractant?
Catalysts
What is the difference between a strong base and a weak base?
Dissociation rate
Who earned two nobel prizes for chemistry and physics for their work in nuclear science?
Marie Curie
What is the molar mass of water?
18.015 g/mol
How many total carbons does
5-Sec-butyl-2,7-dimethylnonane
have?
15 carbons (9 from nonane, 2 from dimethyl, 4 from sec-butyl)
What is the c in the formula for heat energy (Q=mc(delta)T)
specific heat capacity
During a titration, when does the solution turn pink (basic or acidic)
Basic
Which type of decay releases a helium nucleus?
Alpha Decay
Define a mole without using avagadro's number
The atomic mass of something but in grams
Give me the name of an alcohol with a carbon chain of seven carbons with a chlorine on carbon 4 and two hydroxyl groups on carbons 2 and 3.
4-Chloroheptane-2,3-diol
How do catalysts speed up reactions?
By reducing activation energy
How many time more concentrated with H+ ions is a solution with a pH of 1 than something with a pH of 7
1,000,000 times more concentrated
Radiation can cause what kind if DNA damage?
double stranded breaks
I have 20g of Titanium and 20g of Iron. Which do I have more atoms of?
Titanium