Test 2 Chemical Reactions

Question 1

What are the reactants?

Answer 1

Acid and base

Question 2

What are the products?

Answer 2

Salt, liquid

Question 3

What is a complete and incomplete combustion and the formulas

Answer 3

Complete as a sufficient amount of oxygen and incomplete has an insufficient amount.

C.C- Co2+H2O
I.C - Co2+H2o+Co+C

Question 4

3 things to look for in D.D reaction

Answer 4

• precipitate formed
• gas
• neutralization

Question 5

Law of Conservation and mass

Answer 5

The mass of any element at the start of the reaction will equal the amount at the end. The mass can’t be created or destroyed in relation and it helps see what the reaction makes.

Question 6

Heavy metals thing

Answer 6

Heavy metals have a high atomic mass. Soils are contaminated with them where automobiles are being used. The dangers of this is it can cause kidney disease, lung, damage to nervous development, and bone defects.

To restore soil you can use acid leaching (reduce ph, solution, add base, forms precipitate)

Question 7

Bee sting thing

Answer 7

Bees release metholic acid which attack nerves in the skin. Ammonia cream is a base and is used to neutralize it.