'Forms hydrogen' diaporamas de présentation

Surprise Quiz

Surprise Quiz. Test dividers up One piece of paper No talking. Review Quiz. When water dissociates what are the two types of ions that you will find? Why is water a thermoregulator ? Oil does not dissolve in water. What is the scientific term for this? How does salt dissociate in water?

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Announcements & Agenda (02/14/07)

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Syllabus Notes 9-6-06

Syllabus Notes 9-6-06. 2.1.1 State that the most frequently occurring chemical elements in living things are carbon, hydrogen and oxygen. 2.1.2 State that a variety of other elements are needed by living organisms including nitrogen, calcium, phosphorus, iron and sodium.

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Solutions

Solutions. Physical science 2.1.2. Solutions: Solute and Solvent. Solutions are homogeneous mixtures of two or more substances consist of a solvent and one or more solutes. Solutions. A solution is a homogeneous mixture of 2 or more substances in a single phase.

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p. 44 A.Q. 3abc

p. 44 A.Q. 3abc. p. 44 A.Q. 3abc. 3a. What is an acid? What is a base? 3a. An acid is a compound that forms hydrogen (H + ) ions in solution. A base forms hydroxide ions (OH-) in solution.

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