Balancing Chemical Equations

Front

If 100 grams of vinegar and 5 grams of baking soda are poured in a container, a small amount of gas will be produced. What will the final mass of the products be if the gas is trapped in the container?

Back

105 g

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

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

Back

Products

Tags

NGSS.MS-PS1-5

Front

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

Back

Reactants

Front

What is the little number after an element in a chemical equation called? Example: H₂

Back

Subscript

Front

What is the number before a chemical formula called?
Ex: 2H₂ + O₂ --> 2H₂O

Back

Coefficient

Front

The coefficient in 3H₂O is

Back

3

Front

How many Oxygens are in this molecule? (OH)₂

Back

2

Tags

NGSS.MS-PS1-1

Front

How many atoms of carbon (C) are in C₆H₁₂O₆?

Back

6

Tags

NGSS.MS-PS1-1

Front

What's unbalanced about this equation? Al + O₂ --> Al₂O₃

Back

Both oxygen and aluminum

Tags

NGSS.MS-PS1-5

Front

Is the equation balanced?: 2H₂O + O₂ --> 4MgO + 3Fe

Back

no

Tags

NGSS.MS-PS1-5