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Balancing Chemical Equations Concepts

Balancing Chemical Equations Concepts

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Practice Problem

Hard

Created by

Jackson Turner

FREE Resource

This video tutorial guides viewers through the process of balancing the chemical equation for the decomposition of aluminum hydrogen carbonate, also known as aluminum bicarbonate. The instructor explains how to count atoms on both sides of the equation, balance aluminum and carbon atoms, and then focus on balancing oxygen and hydrogen atoms. The tutorial emphasizes the importance of recognizing the role of coefficients and provides tips for ensuring all atoms are accounted for. The video concludes with a finalized balanced equation and key insights into the balancing process.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the chemical formula for aluminum hydrogen carbonate?

AlHCO3

Al2(CO3)3

Al(OH)3

Al2O3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many hydrogen atoms are present in one formula unit of aluminum hydrogen carbonate?

Two

One

Three

Four

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What coefficient is placed in front of aluminum bicarbonate to balance the aluminum atoms?

1

2

4

3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many carbon atoms are there after balancing the equation?

6

12

18

24

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the total number of oxygen atoms on the product side after balancing?

12

15

16

18

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What coefficient is used in front of H2O to balance the hydrogen atoms?

1

4

2

3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final total number of oxygen atoms after balancing the entire equation?

18

17

16

15

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