Should we control a chemical that: u Causes excessive sweating and vomiting. u Is a major component...
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Transcript of Should we control a chemical that: u Causes excessive sweating and vomiting. u Is a major component...
Should we control a chemical that:
Causes excessive sweating and vomiting.
Is a major component in acid rain.
Can cause severe burns in its gaseous state.
Accidental inhalation can kill you.
Contributes to erosion. Decreases the effectiveness
of car brakes. Has been found in tumors of
terminal cancer patients.
Properties Of Water
Be ready and able to discuss several of the following properties.
Focus on definitions and examples.
Review water structure and H-bonds from Chapter 2.
Dissociation of Water Water can sometimes split into
two ions.
In pure water the concentration
of each ion is 10-7 M
Adding certain solutes disrupts the balance between the two ions.
The two ions are very reactive and can drastically affect a cell.
Comment
[H+] + [OH-] = 14 Therefore, if you know the
concentration of one ion, you can easily calculate the other.