Significant figures rule adding and subtracting

    • ChemQuest 2 - Quia

      The number 10,210 has four significant figures because only the zero at the end is considered not significant. All of the digits in the number 10,005 are significant because the zeros are in between two nonzero numbers (Rule #3).

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    • [DOC File]Significant Figures - PC\|MAC

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      of significant figures. Examples: 10.305 x 0.00320=0.032976 (Round to 3 SF) = 0.0330. 3.64928/5.2=0.701784615 (Round to 2 SF) = 0.70. Addition/Subtraction. When adding or subtracting significant figures, arrange the numbers in columnar form and retain no figures in a column that is to the right of a column containing a doubtful figure. Examples:

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    • [DOC File]1)

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      Trailing Zeros- are zeros at the right end of the number. They are significant only if the number is written with a decimal point. 7000 450.0 350 44 578 . 305 0.006200 565.05 5500 74.00 7040.0 23.7 x 10-2. 1.4 x 107 . 4.293 x 104 . 705 600 4301.0 0.00056 40280 33214 2.003 Adding & Subtracting Sig Figs:

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    • [DOC File]Significant Figures Review

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      ADDING. or . SUBTRACTING. numbers, round off the answer to the _____. ALWAYS. perform calculations to the maximum number of sig figs allowed by your calculator. Since the number with the least number of decimal places is the least precise, we would expect to round to this spot. For Example:

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    • [DOCX File]coachkchem.weebly.com

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      Recognizing Significant figures. Rule 1: Rule 2: Rule 3: Rule 4: Rule 5: Rule 6: Adding and subtracting scientific notation - Exponents _____ be the same.-When exponents are the same add or subtract the coefficients-Example: What happens when they are not the same? -Example: ...

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    • [DOC File]SIGNIFICANT FIGURES

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      All the measurements are accurate to the hundredth place (absolute precision) but the answer is rounded to 3 significant figures because 3.92 has only 3 significant figures (relative precision). In Summary: Adding and Subtracting Multiplying and dividing #’s with ( notation Rule 1 Don’t Do This Case #’s with significant figures Rule 2

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    • [DOC File]Significant Figures Practice Worksheet

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      Practice Problems for Significant Figures . RULE -1: If the decimal is . Present: Find the first non zero on the left, then count all digits to the . RIGHT. If the decimal is . Absent: Find the first non zero on the right, then count all digits to the . LEFT. RULE-2: Every digit in scientific notation is Significant

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    • [DOC File]HONORS CHEMISTRY- IMPORTANT TERMS, RULES, AND …

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      Significant Figures. Addition/Subtraction Rule- When adding/subtracting, the answer should be rounded to the same number of decimal places as the measurement with the least precision (number of decimal places). Multiplication/Division Rule- Round the answer to the number of significant figures in the measurement with the fewest significant figures.

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    • [DOC File]Chapter 2 Study Guide

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      Significant Figures. 1. Write down the four rules for counting significant figures. 1._____ 2._____ ... Summarize the rule for adding and subtracting significant figures. _____ 3. Summarize the rule for multiplying and dividing significant figures.

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    • [DOC File]Pre-Test Physics (Questions and Answers)

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      Significant Figures. State the number of significant figures in each value: 50.03 km a. 4. 0.000503 km b. 3. 5003 km c. 4. 5.0 km d. 2. 0.5 km e. 1. State, in your own words, the rule for determining the number of digits allowed in an answer calculated by adding or subtracting two measured values.

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