This blog is how to determine the unknown Weight in a Chemical Equation. This post has to do with the law of conservation of mass and how you should use this law to predict products in a chemical reaction. The law states, " Matter may neither be created nor destroyed in a chemical reaction".

Physical Science: Unknown Weight in Formula

Current information and conversation at Idabel High School started in February of 2008.

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This blog is to show the oxidation reaction for balancing Propane:

Physical Science: Balancing Propane

This blog is to help balancing a simple equation:

Physical Science: Balancing a Simple Equation

This video Blog describes the reason a sulfate ion has a negative two oxidation number or "charge" for bonding purposes.

Physical Science: Oxidation Number of Sulfate Ion Ch 22

The follwing video shows the calcualtion of percent composition of Oxygen in Magnesium Hydroxide compound

Physical Science: Unknown Weight in Formula

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