Friday, October 23, 2015
Sig. Fig. (like the plant)
Significant Digits is the proper showing of the accuracy of a measurement or created number. For the rest of our chemistry lives we will be required to use proper sig fig in our classwork. To Use proper sig fig in addition/subtraction you must use the amount of digits past the decimal place of the number with the least amount past the decimal place. So if number 1 is 92.385 and number 2 is 26.02496 and to add these numbers would result with 3 digits past the decimal place. If you are multiplying then you must use the lowest variable of significant digits of the numbers you are multiplying. So if you were to multiply 123.456 and 98.7 then your result would only require 3 sig figs to be in proper notation.
Labels:
Measurements
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