Solubility
Concentration
Colligative Properties
Precipitate Reactions
Table G/F
100
What is the name of the formula is used to calculate solubility and what is the formula
Name-Percent composition
Formula-
100
Were can the parts per million formula be found
Table T or the back of your reference table
100
What are colligative properties
The physical states of compounds
100
What are precipitate reactions
reactions that makes an insoluble substance that has been formed from a chemical reaction between substances dissolved in a solution.
100
At what temperature will ethanol have a vapor pressure of 150.
90o Celsius
200
A solution contains 50 grams of KNO3 dissolved in 300. grams of H2O.What is the numerical setup forfor calculating the percent by mass of KNO3 in this solution
50/350 x100
200
What is the ppm formula used for
To calculate the concentration of a solution
200
What are 4 colligative properties
Freezing point,melting point,vapor pressure,polarity,molecular size,osmotic pressure
(Any 3 of these are correct)
200
Balance the following equation
CO2 + H2O → C6H12O6 + O2
6CO2 + 6H2O → C6H12O6 + 6O2
200
Will PO4-3(Phosphate) create a soluble compound if it reacts with K (Potassium)
Yes,because Potassium is in group 1 on the periodic table meeting the exception for PO4-3
300
Determine the molarity of the following solution
0.444 mol of CoCl2 in 0.654 L of solution
0.679 M
300
Explain what changes and what stays the same when 1.00 L of a solution of NaCl is diluted to 1.80 L.
The number of moles always stays the same in a dilution.
OR
The concentration and the volumes change in a dilution.
300
In a closed container, vapour pressure of a liquid depends upon
a) Volume of the container
b) Temperature
c) Volume of the liquid
d) All of the above
b) Temperature
300
Balance the following equation
Ca3(PO4)2 + SiO2 → P4O10 + CaSiO3
2Ca3(PO4)2 + 6SiO2 → P4O10 + 6CaSiO3
300
Name a element that will make halides insoluble
Ag,Pb,or Hg
Any of these are correct answers
400
Determine the molarity of the following solution
20.54 g of Al(NO3)3 in 1575 mL of solution
0.9713 M
400
What is the concentration of the NaCl solution that results when 0.150 L of a 0.556-M solution is evaporated until the volume is reduced to 0.105 L?
0.794 M
400
A beaker contains a dilute sodium chloride solution at 2 atmosphere happens to the number of solute particles in the solution and the boiling point of the solution as more sodium chloride is dissolved.
The number of solute particles increases and the boiling point increases
400
Which of the following equations is not balanced.
- H2O(s)→H2O(l)H2O(𝑠)→H2O(𝑙)
- Na+(aq)+Cl−(aq)Ag+(aq)+NO−3(aq)→AgCl(s)+Na+(aq)+NO−3(aq)Na+(𝑎𝑞)+Cl−(𝑎𝑞)Ag+(𝑎𝑞)+NO3−(𝑎𝑞)→AgCl(𝑠)+Na+(𝑎𝑞)+NO3−(𝑎𝑞)
- CH3OH(g)+O2(g)→CO2(g)+H2O(g)CH3OH(𝑔)+O2(𝑔)→CO2(𝑔)+H2O(𝑔)
- 2H2O(l)→2H2(g)+O2(g)2H2O(𝑙)→2H2(𝑔)+O2(𝑔)
- H+(aq)+OH−(aq)→H2O(l)
3.2CH3OH(g)+3O2(g)→2CO2(g)+4H2O(g)
400
Will CrO42- (chromate) be soluble or insoluble when combined with K(potassium) and why.
The solution will be soluble because potassium is a group 1 ion
500
A 2.00-L bottle of a solution of concentrated HCl was purchased for the general chemistry laboratory. The solution contained 868.8 g of HCl. What is the molarity of the solution?
11.9 M
500
What is the final concentration of the solution produced when 225.5 mL of a 0.09988-M solution of Na2CO3 is evaporated until the solution volume is reduced to 45.00 mL
0.5005 M
500
Which of the following aqueous solutions has the highest vapour pressure at 300 K? a)
a) 1 M Na3PO4
b) 1 M CaCl2
c) 1 M KNO3
d) 1 M C6H12O6
d) 1 M C6H12O6
500
Write the molecular equations for the following reactions
A-Ca(OH)2(aq)+HC2H3O2(aq)→
B-H3PO4(aq)+CaCl2(aq)→
A=Ca(OH)2(aq)+2HC2H3O2(aq)→Ca(C2H3O2)2(aq)+2H2O(l)
B=2H3PO4(aq)+3CaCl2(aq)→Ca3(PO4)2(s)+6HCl(aq)
500
What compound is most soluble at 298k and 1 atm
AgNO3