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Chemistry Finals
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Know the steps of the steps of the Scientific Method
1.State the problem and collect data.
2. Formulate the hypothesis
3. Perform the Expirement
What is a Hypothesis?
A possible explanation for the observation
Name and decribe 2 types of observations.
Qualitive observations(the sky is blue)
Quantitive observations(the water boils at 100C; also known as a measurement)
what is a theory?
a theory is a model..and is also an explanation of behavior
what is a law?
a summary of observed behavior.
non-zero integers:
always count as sig figs.
how many sig figs does the number 98758 have
5 sig figs
trailing zeroes:
are significant only if the # is written with a decimal point.
how many sig figs does the number 1.000 have?
4
sig figs
captive zeroes:
always count as sig figs.
how many sig figs does the number 1.0009 have?
5 sig figs
how do you convert Celsius to Kelvin temps?
273 + C = K
Convert 400C into kelvins:
273 + 400C = 673K
Author
karissac1
ID
5269
Card Set
Chemistry Finals
Description
these cards are from the study guide.
Updated
2010-01-27T01:11:03Z
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