Balancing Equations CP FLASHCARD

Front

What is the Law of Conservation of Mass?

Back

It states that no matter can be created or destroyed.

Front

What does the arrow in a chemical equation represent?

Back

Yields

Front

How many hydrogen atoms are in 3(NH₄)₂CrO₄?

Back

24

Front

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

Back

No

Front

Balance the equation: H₂ + Cl₂ --> ?

Back

2HCl

Front

What are reactants in a chemical equation?

Back

Substances that undergo a chemical change.

Front

What are products in a chemical equation?

Back

Substances formed as a result of a chemical reaction.

Front

What is a balanced chemical equation?

Back

An equation where the number of atoms for each element is the same on both sides.

Front

What is the significance of balancing chemical equations?

Back

It reflects the Law of Conservation of Mass.

Front

What is the coefficient in a chemical equation?

Back

A number placed in front of a compound to indicate how many molecules are involved.