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Friday, September 24, 2010
Chemistry 11 note: Scientific Notation Sept 21, 2010
Scientific Notation
- is used to express very large or very small number using powers of
10
Ex1
Express in scientific form:
a) 25 000 000 000
Ex2
Express in standard form ( basicly it's the opposite way)
Generally, when the power of
10
is positive, the point will move to the right side; otherwise(which is negitive) it moves to the left side.
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