Solubility
Equations
Equation Types
Acids and Bases
Atomic Quantities
100
Is sodium sulfate soluble?
Yes
100
What is the net ionic equation of sodium chloride reacting with potassium nitrate?
There is no net ionic equation.
100
What type of reaction occurs when hydrochloric acid and sodium hydroxide are mixed?
An acid-base reaction.
100
Arrhenius acids produce what in solution?
Hydrogen ions
100
What is the definition of the atomic mass unit?
1/12 the mass of a carbon 12 atom
200
Is silver nitrate soluble or insoluble?
Soluble
200
What is the net ionic equation of an acid-base reaction?
H+ + OH- --> H2O
200
What type of reaction will occur when cobalt (III) nitrate and potassium sulfide solutions are mixed?
A precipitation reaction
200
The definition of Arrhenius bases defines a base as a substance that produces what in solution?
Hydroxide ions
200
Where do the atomic weights on the period table come from?
The averages of the masses of atoms for a given element
300
Will lead phosphate dissociate completely in solution?
No
300
What is the net ionic equation of sodium sulfide and lead nitrate?
S-2 + Pb+2 --> PbS
300
What type of reaction is hexane ( a hydrocarbon) reacting with oxygen to produce carbon dioxide and water?
Combustion reaction
300
What is a strong acid?
HCl, H2SO4, HNO3
300
What is the unit and abbreviation for the amount of atoms in 12 grams of carbon 12?
The mole (mol)
400
Is calcium sulfate soluble or insoluble?
Insoluble
400
What is the balanced equation of hydrogen peroxide decomposing into water and oxygen?
2H2O2 (aq) --> H2O (l) + O2 (g)
400
Oxidation means ...? Reduction means ...?
Oxidation means electrons are lost. Reduction means electrons are gained.
400
What is a strong base?
NaOH, LiOH, Ba(OH)2
400
How many atoms are in a mol?
6.022 x 10^23 atoms
500
Will sodium sulfide and copper (I) nitrate form a soluble product or insoluble product?
An insoluble product will form.
500
What is the net ionic equation of the reaction of potassium sulfate and barium nitrate?
SO4-2 (aq) + Ba+2 (aq) --> BaSO4 (s)
500
What type of reaction occurs when fluorine mixes with calcium to produce calcium fluoride?
Oxidation reduction reaction ( also synthesis)
500
What is the difference between strong bases and weak bases? What is an example?
Weak bases do not completely produce hydroxide ions in solution. An example is ammonia.
500
How many more atoms of oxygen are in carbonic acid than in oxygen gas?
1.5 times the amount of oxygen is in carbonic acid than in oxygen gas
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