4/25/22 - Law of Conservation of Mass

Does this follow the law of conservation of mass:

Yes No

Al₂ + O₃ → Al₂O₃

• Yes

• No

Does this follow the law of conservation of mass?

• yes
• no

Does this follow the law of conservation of mass?

• yes
• no

Does this follow the law of conservation of mass?

• Yes

• No

Does this follow the law of conservation of mass?

P₄ + 3C₂ ---> 2P₂C₃

• Yes

• No

Which are the reactants in the following reaction?

2Mg + O₂ ---> 2MgO

• 2MgO

• 2Mg + O₂

Does this follow the law of conservation of mass:

Yes No

2HgO → 2Hg + O₂

• Yes

• No

Does this follow the law of conservation of mass:

Yes No

Al + O₂ → 2Al₂O₃

• Yes

• No

Does this follow the law of conservation of mass:

Yes No

Na + F --> NaF

• Yes

• No

Which compounds are the PRODUCTS of this reaction?

• CO₂ + H₂O

• C₆H₁₂O₆ + O₂