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311C F09 Worksheet_2

311C F09 Worksheet_2 - NAME BIO 311C Discussion Worksheet#2...

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Unformatted text preview: NAME ________________________________________ BIO 311C Discussion Worksheet #2 Water & Organic Chemistry 1. What is the maximum number of hydrogen bonds a water molecule can form? ___________ 2. If the temperature of a body of water increases, what happens to the hydrogen bonds between the water molecules? Circle one: Hydrogen bonds are formed. Hydrogen bonds are broken. 3. A gram of water at 0 o C occupies more or less (circle one) volume than a gram of water at 4 o C. Why? 4. When a salt is dissolved in water, salt is the ( solute or solvent ) and water is the ( solute or solvent ). (Circle one for each). 5. Is table salt (NaCl) hydrophilic or hydrophobic? _______________. What happens to the NaCl when it is added to water? 6. In pure water, the concentration of H + is __________ and the concentration of OH- is _________. 7. What is the formula for calculating the pH of a solution? _______________________________ 8a. What is an acid? __________________________________________________________________________________What is an acid?...
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311C F09 Worksheet_2 - NAME BIO 311C Discussion Worksheet#2...

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