Chemical reactions
This type of reaction produces a single substance from multiple reactants
Composition
a convenient unit to use because of the great number of atoms, molecules, or others in any substance.
The Mole
What are all the steps to go from liters of one substance to liters of another?
(Hint: mole map!)
Divide by 22.4, use balanced equation, Multiply by 22.4
Ionic compunds are soluble in
Polar solvents
True or False, covalent compounds conduct electricity
Fuel + O2 → CO2 + H2O
This is an example of what kind of reaction?
Combustion
6.022 x 1023
Is data gained from stoichiometry qualitative or quantitive?
Quantitative
Ionic compounds do not conduct electricity in what state of matter
Solid state
True or False, covalent compounds have a definite shape
True
What type of chemical reactions take place when electricity is passed through water?
How many moles are in 155 Liters of oxygen?
6.9 moles
The limiting reagent in a chemical reaction is one that
Is consumed completely/limits the amount of product made.
The melting and boiling points of ionic compounds are
High
The melting and boiling points of covalent compounds are
Low
AB → A + B
This is an example of what kind of reaction?
Decomposition
How many grams are in 7 moles of Lithium?
Solve the following problem using the equation:
8Al2S3 + 24 F2 —> 16 AlF3 + 3S8
How many moles of flouring are required to react with 3.95 moles of aluminum sulfide?
11.85 moles
Metals and non-metals generally react to form
Ionic compounds
A covalent bond is formed between
two non-metals that have similar electronegativities
Where the energy we get in nuclear reactions comes from.
The mass of the fuel
How do you go from moles of one substance to moles of another?
8Al2S3+24F2 —> 16AlF3+3S8
How many grams of sulfur will be produced when 1.984g of fluorine react?
1.53g
Elements can gain or lose electrons in order to attain their nearest
Noble Gas configuration
Are covalent compounds stuff or flexible in most situations?
Flexible