Scientific Notation
Significant Figures
Unit of Measurement
Vocabulary
Problem
100

1 * 10^-1 = ?

What is 0.1

100

How many Sig Figs are in 0.146?

What is 3 Sig Figs

100
M= mol/ ? What is ?
What is Liter
100

What is temperature and pressure (in atm) at STP?

What is 1.0 atm at 0 degrees Celsius.

100

How many protons would there be in two molecules of HCl

What is 36 protons

200
3.92 * 10^-4 = ?
What is .000392
200
How many Sig Figs are in 429.3?
What is 4 Sig Figs?
200
In Chemistry, how do you change from Celsius to Kelvin?
What is Add 273 to the degree of C. That will be the value of Kelvin.
200
What are dipole-dipole forces?
What is Interactions between polar molecules.
200

What is the Molarity of potassium chloride solution that has the volume of 400.0 mL and contains 85.0 g KCl?

What is 2.85 M KCl

300

7.500 * 10^8 = ?

What is 750000000

300
How many Sig Figs are in 19.10982?
What is 7 Sig Figs
300

When calculating Melting and Boiling Points in Chemistry, what is the Unit of Measurement?

What is Kelvin

300

What is the force called that is experienced by non-polar molecules?

What are London Dispersion forces.

300

How many electrons are there in the Mg 2+ ion?

What is 10 electrons

400
1.8 * 10^-5 + 3.25 * 10^-4 + 4.6 * 10^-5 = ?
What is .000389
400
How many Sig Figs are in 1.000*10^3?
What is 4 Sig Figs
400

How fast do electromagnetic waves travel?

What is the speed of light..

400

Boyles law states that for a fixed amount of gas at a constant temperature, when the volume of the gas ___________ ,the pressure of the gas_____________

What is increases- decreases or

            decreases- increases

400

How many moles are there in 5.0 grams of Na?

What is 0.22 moles= 5.0g/22.99g/mol

500
(9.13 * 10^-4) * (1.2 * 10^-3)
What is .0000011
500
How many Sig Figs are in 0.002300?
What is 4 Sig Figs
500

What is the value of R(the gas constant)?

What is R= (8.314 L*kPa)/ (mol*K) or R= 0.0821 (L*atm)/(mol*K)

500
What is solute?
What is in a solution, the substance that is dissolved in the solvent.
500

How many degrees C is 278 K?

What is 5 degrees C. (or 4.85)

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