Important Misc. Information Flashcards
(21 cards)
A Mole =
6.022•1023
Avogadro’s Number
What is the formula for converting Celsius to Fahrenheit?
°F = 1.8 * °C + 32
or
°F = (9/5) * °C + 32
What is the formula for converting Fahrenheit to Celsius ?
°C = (5/9) * (°F - 32)
What is the formula to convert Celcius to Kelvin?
K = °C +273.15
What is an elements atomic number?
The number of protons and electrons.
What is an elements atomic mass number?
The number of Protons and Neutrons
What is this element called 12C ?
Carbon-12
What do Carbonate compounds decompose into?
Metal Oxides + CO2
What are Hydrocarbons?
Compounds made up of only H and C
When Hydrocarbons react with O2 what is produced?
H2O + CO2
What endings do monoatomic anion chage to?
-ide
What are the columns of the periodic table called?
Groups
What are the rows of the periodic table called?
Periods
What are polyatomic anions that contain oxygen called?
Oxyanions
What is the formula for % Yield?
( Actual Yield / Theoretical Yield ) * 100
How is mult found when calculating a molecular formula?
Molecular Weight (Molar Mass) / Empirical Formula Weight
*The Molar mass is usually given in these problems
Intensive or Extensive
Which property depends on the amount of a subtance?
Intensive
Intensive or Extensive
Which property does not depend on the amount of a subtance?
Extensive properties
(ex. density, Boiling Point, Melting Point)
What are physical changes?
The change of the substance’s physical properties but not its composition
What is the density formula?
d = mass / volume
Cation that are formed form nonmetal atoms have names that end in what?
-ium
