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[DOC File]NEWTON’S LESSON 9
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answer all questions to three sig figs, even though question info does not have three sig figs! 1. A 50-N applied force (30 degrees to the horizontal) accelerates a …
sig figs in 0.5

[DOC File]Unit Conversions - Scientific Notation and Significant Digits
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Virtual Lab: Scientific Notation and Sig Figs Name: _____ Vocabulary: resolution, scientific notation, significant digits ... In scientific notation, all digits in the coefficient are significant: 8.75 × 105 has three significant digits. Zeros to the right of a significant digit but to the left of a decimal point may or may not be significant: 875,000 has at least three significant digits ...
0.500 significant figures

[DOC File]Chapter 1 Review - Weebly
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How many sig figs in a number? (pg 51 #:’s 83a, 83b, 84a, 84b ) 83a. 431800 kg 83b.10240 mg 84a. 0.003221 g 84b. 3.88 kg ... Buttery popcorn contained in a large 1 L bowl has a mass of about 50 g of fat & about 650 calories. 13. The human heart has a mass of about 1.05 kg . 14. The distance from your nose to your outstretched middle finger is about 1 m . 15. The body mass of a flea is about ...
5.00 significant figures

[DOC File]Significant Figures
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If 1st digit you remove is 5 with nothing following, round down. 5.66452 5 becomes 5.66452 to 6 sig figs. Combining calculations. Use correct order of operations, determining number of sig figs for each step and then determine number sig figs in final answer. 34.53 + (2.0342 x 16.2) = 34.53 + 32.954 ≈ 34.53 + 33.0 = 67.5 - 3 Sig Figs.
50.0 how many sig figs

[DOC File]Molarity Notes – H
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Answer: 175.5g NaCl 1 mol = 3.00 mol of salt dissolved in 2.00 liters so 3.00mol = 1.50 M NaCl. 58.5g 2.00L. Practice Problems: SHOW ALL WORK AND USE PROPER SIG FIGS AND UNITS!!! Calculate the molarity of a solution made by dissolving 29.25g of NaCl in enough water to make 2.00 L of solution. Calculate the molarity of a solution made by dissolving 502g of ammonium nitrate in enough water to ...
sig figs in 0.5

[DOC File]Remedial Significant Figures Exercise - LaurenHill Academy
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f) 50 600 calories may be 3, 4, or 5 significant figures depending on the context . The potential ambiguity in the last rule can be avoided by the use of standard exponential, or "scientific," notation. For example, depending on whether the number of significant figures is 3, 4, or 5, we would write 50 600 calories as:
0.500 significant figures

[DOC File]Chemistry Test Review Sheet – Chapters 10 & 11
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****ALL ANSWERS MUST INCLUDE THE PROPER UNITS & SIG FIGS.**** SOLVE THE FOLLOWING MOLAR CONVERSION & MOLARITY PROBLEMS: How many grams would 8.1 ( 1021 molecules of sucrose (C12H22O11) weigh? How many grams of AgNO3 are required to make 25 mL of a 0.80M solution? How many moles are in 53.8 g of magnesium chloride? What volume of 0.15M SrSO4 can …
5.00 significant figures

[DOC File]Significant Figures Review
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Significant figure - _____ Rule 1 ... 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: 12 .56 cm The second value is only precise +125 .8 cm to the 1st decimal place, so the. 138 .36 cm final answer is rounded to one. decimal place ...
50.0 how many sig figs

[DOC File]Significant Figures - SCH3U
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87 009 km has five sig figs Zeros appearing in front of nonzero digits are not significant 0.095 987 m has five sig figs. 0.0009 kg has one sig fig Zeros at the end of a number and to the right of a decimal are significant 85.00 g has four sig figs. 9.000 000 000 mm has 10 sig figs Zeros at the end of a number but to the left of a decimal may ...
sig figs in 0.5

[DOC File]Unit 1 Metric system, significant figures, factor label ...
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Math with Sig Figs. When . multiplying,your answer can only have the same number of . Sig figs as the least significant factor multiplied. 2.46 x 3.8 = 9.348 which becomes 9.3 . 2.46 is 3 SIG figs and 3.8 is only 2 sig figs, so you round the answer to . two sig figs, which is 9.3. The calculator implies that you measured . better than you ...
0.500 significant figures

Sig figs in 50