Conservation of Mass notes

Open Ended

What happens to chemical bonds during a chemical reaction?

Multiple Choice

True or False: Mass is not gained or lost during a chemical reaction

• true

• false

Multiple Choice

According to the Law of Conservation of Mass, what elements will be present on the products side?

• Only Carbon

• Carbon, Hydrogen, and Oxygen

• Hydrogen and Oxygen

Multiple Choice

According to the Law of Conservation of Mass, how many total atoms will be present on the reactants side?

• 6 atoms

• 7 atoms

• 8 atoms

• 4 atoms

Multiple Choice

According to the Law of Conservation of Mass, how many grams of water (H₂O) should be present on the product side?

• 45 grams

• 35 grams

• 45 oz

• 15 grams

Multiple Choice

How does the arrangement of atoms differ after a chemical reaction takes place?

• The atoms remain in the same arrangement as before the reaction.

• The atoms are rearranged to form new substances with different properties.

• The atoms disappear and new atoms are created.