MS-PS1-5

Front

Everything to the left of the arrow in the picture are called products.

Back

False

Front

The Law of Conservation of Mass states

Back

that matter cannot be created or destroyed and that the mass of the products must equal the mass of the reactants

Front

How many Al atoms are in this compound?         4Al₂O₃

Back

8

Front

Why does this picture demonstrate the Law of Conservation of Mass?

Back

the number of atoms of each element are the same on both sides

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

Front

10g of white powder reacts with 10g of clear liquid. The reaction bubbles and changes color producing a black liquid that has a mass of 13g. What can be concluded?

Back

7g of gas was produced

Front

Mass of product: 30g. Mass of first reactant: 17g. What is the mass of the second reactant according to the law of conservation of mass?

Back

13g

Front

A molecule made of 2 atoms is called a ____________________.

Back

Diatomic Molecule

Front

What type of reaction involves the breaking down of a substance into simpler substances?

Back

Decomposition Reaction

Front

What type of reaction involves one element replacing another element in a compound? Options: Single Displacement Reaction, Double Displacement Reaction, Synthesis Reaction, Decomposition Reaction

Back

Single Displacement Reaction