Think you’ve got your head wrapped around Solids, Liquids, and Gases? Put your knowledge to
the test. Good luck — the Stickman is counting on you!
Q. A fruit salad is a ___________.
heterogeneous mixture
homogeneous mixture
substance
solution
none of the above
Q. Matter in the ________ phase has a fixed volume and flexible shape.
solid
liquid
gas
plasma
none of the above
Q. Which acts the most like an Ideal Gas?
A gas with a very low temperature
A gas with a high temperature
A gas with a very low density
A gas with a high pressure
None of the above
Q. Calculate the volume, in liters, of 2.70 mol of an ideal gas at STP.
734 L
60.5 L
2.70 L
1.00 L
None of the above
Q. As heat is added to a liquid that is boiling at constant pressure, the temperature of the liquid:
decreases
increases
remains the same
not enough information given
none of the above
Q. What is the total number of calories of heat that must be absorbed to change the temperature of 100 g of H2O from 25ºC to 30ºC?
100
500
2500
3000
None of the above
Q. 500 L of gas at 27ºC and 700 mm Hg would occupy what volume at STP?
419 L
18.5 L
19.3 L
220 L
None of the above
Q. What is the concentration (in molarity) of sodium ions in a 463 mL aqueous solution containing 36.4 g Na2SO4?
0.11 M
0.23 M
1.11 M
2.30 M
None of the above
Q. What is the boiling point of a solution made by dissolving 11.2 g NaC2H3O2 in 100.0 g H2O?
98.6 oC
99.4 oC
101.4 oC
102.8 oC
None of the above
Q. A hydrogen molecule at STP has:
sixteen times the velocity of an oxygen atom at STP
one-sixteenth the velocity of an oxygen atom at STP
four times the velocity of an oxygen atom at STP
one-fourth times the velocity of an oxygen atom at STP
none of the above