CHEM 1201 Quiz: Memorize Test1 Chem 1201 Fall 2011 1
Document Summary
With a decimal 0. 00100300 (has 6 sig figs) Multiplication/division (use the lowest number of sig figs) 3. 14159 x (5. 4)2 = 92 (answer has 2 sig figs) has 2 sig figs. 1044. 7 (answer cannot go past the first decimal place due to 1000. 1) Addition/subtraction (answer cannot go past lowest place holder) For example: if the answer is 0. 0602 then entering the answer is 0. 06 will be counted wrong. A blue 4. 0 in front of the answer box means that you have to pay attention to sig figs. You may have to add a decimal to the end of your answer in order to get the correct number of sig figs. a_ b___ = ad_ c_ bc d. Quick conversion tricks: replace the symbol for what it stands for, replace the symbol for what it stands for, the combination of a prefix and it"s inverse =1 and it"s inverse =1.
