Respond to the following questions:

1. When you purchase a bottle of water, is the water totally pure? If not, what is in the bottle other than the water?

2, Arsenic is a naturally occurring element. It is found in soil and rock deposits around the world. It is also known for its toxic effects on the human body if sufficient quantities are consumed. If arsenic is found in bottled water, is this an automatic cause for concern? Do a web search to determine the EPA acceptable limit for arsenic in water.