Look at the equation above. Which chemicals are the reactants?
Required
2 points
2
Question 2
2.
Bob was doing a chemistry experiment. He added hydrochloric acid to copper and copper chloride was produced. There also was bubbling that occured. When this gas was collected and tested it was found to be hydrogn gas. Write a word equation to show this chemical reaction.
Required
1 point
1
Question 3
3.
In a chemical reaction new products are formed. Explain what happens to the bonds between the atoms in a chemical reaction.
Required
1 point
1
Question 4
4.
Melting chocolate is NOT a chemical reaction. Explain why.
Required
1 point
1
Question 5
5.
Look at the reaction above. Classify the different chemicals under the correct heading.