Chemistry Jeopardy

Model 11

100

Do solids expand to fill containers?

No.

200

What is it called when a liquid turns to a solid?

Freezing.

300

How do gas particles move?

Freely and rapidly in all directions

400

Is an inter molecular force a bond?

No

500

How strong are inter molecular forces compared to the strength of bonds.

10 - 100 times weaker.

Model 12

100

If pressure goes up, where does volume go?

Down.

200

Whats the difference between Boyle and Gay Lussacs Law?

Boyles Law is pressure and volume Gay Luccacs is all gas laws.

300

How to convert Celsius to Kelvin?

C + 273

400

Whats the combined gas law equation?

P1 V1 / T1 = P2 V2 / T2

500

A sample of oxygen gas occupies 2.00 L of 2.50 ATM and 25 degree C. If the gas is heated to 50 degrees C and the pressure is raised to 3.00 ATM, what will the new volume be?

1.81L

Model 14

100

What is potential energy?

The stored energy an object has.

200

Which is better for an ice pack? Endothermic or exothermic?

Endothermic.

300

What is the difference between endothermic and exothermic reactions?

Endothermic is positive and exothermic is negative.

400

What is the equation for specific heat?

4.184J/g x degrees C

500

How much heat is needed to raise 150g of water from 18 degrees C to 72 degrees C?

33.858J

Model 15

100

Which side do catalysts start on?

Left

200

Which side do intermediate start on?

Right

300

How does temperature affect a reaction?

Speeds it up.

400

What is activation energy?

The minimum amount of energy required for a reaction to start.

500

What is collision theory?

For a chemical reaction to occur molecules must collide with sufficient energy and the correct orientation.

Model 17

100

Whats the Ph range for an acid?

0-6

200

How do you find H+ concentration from Ph?

10^-Ph

300

Whats the equation for finding PoH?

-log(OH- concentration)

400

Whats the equation for finding Ph?

-log (H+ concentration)

500

What's the answer to 1x10^-6

0.000001M