Chemistry homework 2

Chemistry blog 2

A8 Page 22

1. Three water uses that i could do without would be washing floors, washing cares, and washing windows.

2.One activity that i couldn't do without would be showering

3.For showering I could reduce my water use, by showering for a shorter amount of time.

4a. Flushing the toilet.

4b. You could get the extra water direst water from washing dishes and put it in the toilet.

Page 23 #3-7

3.a. Indirect use of water

b.Direct use of water

c.Indirect use of water

4.To purify water means to get ride of the contaminates in the water, such as solids or oil.

5.Oil-water separation, sand filtration, charcoal adsorption and filtration.

6. First step the oil was removed, in the second step the the solids were removed, in the third step all the left over particles and dirt.

7.a.The foul water laboratory investigation could not covert seawater into water suitable for drinking because it doesn't get ride of  the salt.

b. An additional step you would have to do to make this water clean would be distillation, which gets ride of all the salt, making sea water suitable to drink.