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[DOC File]At an Olympic trials race, a runner was claimed to have ...
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B) Adding and Subtracting Numbers: After adding or subtracting numbers, round off. the answer to the . LEAST number. of decimal places contained in the calculation. E.g.1) Add 12.56 and 125.8 together.. 12.5 6 ( 2 decimal places + 125.8 ( 1 decimal place. 138.3 6. final answer rounded to 1 decimal place!
adding and subtracting sig figs calculator

[DOC File]Sigfig Calculation Practice Problems
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Recall the rules for adding/subtracting and multiplying/dividing. Then solve the following problems and record the answers applying those rules. Remember to determine first WHICH rule to use. 45 x 678 _____ 5.67 x 0.0089 _____ 0.007/0.034 _____ 56.787 + 9.444 _____ ...
adding subtracting sig fig rules

[DOC File]Chemistry 11 - Ms Beaucage
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.Using the correct number of sig figs. Accuracy Vs Precision. close to value # sig figs.Measuring the volume of a liquid. Read from bottom of meniscus (curved liquid) ***7) Sig Figs: Rules: Multiplying and Dividing (least sig fig) Adding and Subtracting (least dp.) …
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[DOC File]Rules for Using Significant Figures in Mathematical Operations
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How do you determine the number of sig figs in a number or measurement? How do you round to the correct number of sig figs when multiplying, dividing, adding, or subtracting? How do you precisely read a triple beam balance, ruler, graduated cylinder, etc.? Scientific notation. How do you convert a number into scientific notation and vice versa?
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[DOCX File]Chemistry Fall Final Study Guide
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-Know sig fig rules and sig fig rules for adding & subtracting (behind the decimal) and multiplication & division (sig figs) CH 3 Atoms: The Building Blocks of Matter (mole problems & average atomic mass)-Know vocab words on pg 88-Know the 3 laws on pg 68-Know Daltons Atomic Theory and which 2 …
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[DOC File]Honors Chemistry - Tamaqua Area School District
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Adding and subtracting with sig fig rules (calculator permitted) Multiplying and dividing with sig fig rules (calculator permitted) Dimensional Analysis and Conversion Factors. Chapter 2: Atoms, Molecules, and Ions. History of the Atom. Atomic Structure. Atomic Number. Mass Number. Atomic Weight (Average Atomic Mass) Protons, Neutrons ...
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[DOC File]Significant Figures Practice Worksheet
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Sig Figs. Rule for . Addition & Subtraction = Least number of . decimal places (highest value) Perform the following calculations and round according to the rule above. 1) 8.20 + 2 = 2) 13.59 + 23.25 + 20 = 3) 42.828 + 67.4629 =
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[DOC File]Honors Chemistry - Council Rock School District
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1. Multiplying or dividing – round results to the smaller # of sig. figs in the original problem. 2. Adding or subtracting - round to the last common decimal place on the right. Rounding Rules XY -----> Y. When Y > 5, increase X by 1. When Y < 5, don’t change X
adding and subtracting sig figs practice

ChemQuest 2 - Quia
Rounding numbers when adding and subtracting is different from multiplying and dividing. In adding and subtracting you round to the least specific decimal place of any number in the problem. Example #1: Adding . Example #2: Subtracting. Critical Thinking Questions. a) 24.28 + …
adding and subtracting sig figs calculator

[DOC File]SIGNIFICANT FIGURES - Ms Brown's Chemistry Page
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has 3 sig. fig. and . 3400. has 4 sig. fig. 5. When the measurement is less than a whole and there is a 0 to the left of the decimal, the 0 is not significant. Example: 0.0. 2. has only 1 sig. fig. and 0. 110. has 3 sig. fig. 6. When the measurement is a whole number but …
adding subtracting sig fig rules

Sig fig chemistry adding and subtracting