Introduction to the Mole (chemistry)

Introduction to the Mole (chemistry)

9th - 11th Grade

20 Qs

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Introduction to the Mole (chemistry)

Introduction to the Mole (chemistry)

Assessment

Quiz

Chemistry

9th - 11th Grade

Practice Problem

Medium

NGSS
HS-PS1-7

Standards-aligned

Created by

Janine Cahill

Used 19+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the mole used for? 

To measure the amount of grams in a substance
To measure the amount of atoms or molecules in a substance
To measure the amount of energy in a substance
To measure the amount of bonding in a substance 

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is Avogadro's Number? 

6.02 x 1023
- 6.02 1023
6.02 x 1022
6,020,000,000,000

Tags

NGSS.HS-PS1-7

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Get your calculator and periodic table out!

What is the molar mass of H2O?

6.02 x 1023

16 grams

18 grams

15.99999 grams

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Get your calculator and periodic table out!

What is the molar mass NaCl?

58 grams

22.95 grams

162 grams

6.02 x 1023

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How many atoms are in 1 mole of NaCl?

(Hint no need for a calculator!)

6.02 x 1023

58

11

17

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

How are the mole and atomic masses of elements related?  

The atomic mass of any substance is always equal to 1 mole of that substance 
The atomic mass added up with itself by 6.02 x 1023 equals the amount of atoms
The atomic mass is the amount of protons plus number of atoms
Atoms combined make up molecules, which are the measurement of atomic masses 

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Why is the mole used to measure the atom?

Atoms are extremely tiny particles, and their size varies from element to element

Atoms are all the same size for every element

Some atoms cannot be counted using the mole

Tu eres loco, Senior Hagerman.

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