Chemical Molarity and Gas Laws

Chemical Molarity and Gas Laws

Assessment

Interactive Video

Chemistry, Science, Physics

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial introduces a new conversion factor for converting moles to liters of gas at standard temperature and pressure (STP). It explains how to calculate the volume of hydrogen gas produced from a reaction between sodium and water. The process involves setting up the reaction, balancing the equation, and using the conversion factor of 22.4 liters per mole. The tutorial concludes with a step-by-step calculation to find the volume of hydrogen gas produced, emphasizing the importance of significant figures.

Read more

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the new conversion factor introduced for gas volume?

1 mole = 1000 milliliters

1 mole = 1 gram

1 mole = 6.022 x 10^23 particles

1 mole = 22.4 liters

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Under what conditions is the conversion factor of 22.4 liters per mole applicable?

High temperature and pressure

Low temperature and pressure

Variable temperature and pressure

Standard temperature and pressure

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the chemical formula for water used in the reaction to avoid confusion?

H2O

HOH

OH2

H2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in converting grams of sodium to liters of hydrogen?

Convert liters to grams

Convert moles to liters

Convert grams to moles

Convert grams to particles

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the molar mass of sodium used in the conversion?

6.022 grams

22.4 grams

22.99 grams

1 gram

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many moles of sodium are needed to produce one mole of hydrogen gas?

Three moles

Two moles

Four moles

One mole

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the balanced equation coefficient for sodium in the reaction?

2

4

1

3

Create a free account and access millions of resources

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

By signing up, you agree to our Terms of Service & Privacy Policy

Already have an account?