Balancing Equations

Front

At the end of chemical reactions, what is the total mass of the reactants compared to the total mass of the products?

Back

the mass is the same

Tags

NGSS.MS-PS1-5

Front

In chemical reactions, what does the principle of conservation of mass mean?

Back

Matter is not created or destroyed.

Tags

NGSS.MS-PS1-5

Front

The red numbers in the image below represent

Back

coefficients

Tags

NGSS.MS-PS1-5

Front

The blue numbers in the image below represent ________

Back

subscripts

Tags

NGSS.MS-PS1-5

Front

The substances at the beginning of a chemical equation are called the ____

Back

reactants

Tags

NGSS.MS-PS1-5

Front

What is the right part of a chemical equation called? H_{2 +} O₂ --> H₂O

Back

Products

Front

When balancing equations a ____ can be placed to the left of a formula of a substance to make the equations balanced.

Back

coefficient

Front

Number of C's in 2Na₂CO₃

Back

2

Tags

NGSS.MS-PS1-1

Front

How many Elements are in the compound C₂H₈O?

Back

3

Tags

NGSS.MS-PS1-1

Front

How many total atoms are in the compound C₂H₈O ?

Back

11

Tags

NGSS.MS-PS1-1