'4 sig' presentation slideshows

Chapter 2 Measurement and Problem Solving

Chapter 2 Measurement and Problem Solving. Book Ch 03 Scientific measurement. 2009, Prentice Hall. What Is a Measurement?. Quantitative observation. Comparison to an agreed upon standard. Every measurement has a number and a unit. A Measurement.

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Introductory Chemistry , 3 rd Edition Nivaldo Tro

Introductory Chemistry , 3 rd Edition Nivaldo Tro. Chapter 2 Measurement and Problem Solving. Roy Kennedy Massachusetts Bay Community College Wellesley Hills, MA. 2009, Prentice Hall. What Is a Measurement?. Quantitative observation. Comparison to an agreed upon standard.

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NOTE For Lab

NOTE For Lab. We MEET first in IC 419 for the pre-lab quiz and pre-lab instructions before performing the lab in IC 416. Sec. C will meet in IC 411 during lab days. Bring lab notebook, lab manual, data sheet(s), calculator, apron and lab goggles. Chapter 1. The Study of Chemistry. Topics.

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Chapter 1

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Chapter 1

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Chapter 1

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Chapter 1

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Measurement & Significant Figures

Measurement & Significant Figures. Mrs. Page 2014-2015. By the end of this lesson you should be able to:. Distinguish between exact and measured numbers. Identify different pieces of lab equipment, what it measures & the units of measurement

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The Metric (SI) System

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Objective of the day:

Objective of the day:. To understand how to measure using a graduated cylinder, triple beam balance and a ruler. Daily Question # 1. What is the volume measurement in the following diagram?. Back to the Basics. Science Lab Equipment. Graduated Cylinder. Measure about 26.1 mL. Scale.

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Measurement and Calculation

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Engineering Fundamentals and Problem Solving, 6e

Engineering Fundamentals and Problem Solving, 6e. Chapter 6 Engineering Measurements and Estimations. Chapter Objectives. Determine the number of significant digits in a measurement

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Significant Figures

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STARTER

STARTER. The mass of an electron is : .000000000000000000000000000000911 kg. Put this number in scientific notation. Scientific Notation. If numbers are very large, like the mass of the Earth 5900000000000000000000000 kg. Or very small like the mass of an electron :

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Significant Figures

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Significant Figures

Significant Figures. Recording a Measurement Using Significant Digits:. When recording a measurement, include every digit that is absolutely certain plus the first digit that must be estimated (guessed). This is the definition of a significant digit or significant figure. Rules.

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Accuracy and Precision SIGNIFICANT FIGURES (Sig Figs)

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Significant Figures

Significant Figures. Significant figures tell us the range of values to expect for repeated measurements The more significant figures there are in a measurement, the smaller the range of values is; the more precise. 12.3 cm has 3 sig. figs. and its range is 12.2 to 12.4 cm. 12.30 cm

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2.4 Significant Figures in Measurement

2.4 Significant Figures in Measurement. The significant figures in a measurement include all the digits that are known precisely plus one last digit that is estimated .

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Aim: How can we convert numbers into scientific notation and help with significant figures?

Aim: How can we convert numbers into scientific notation and help with significant figures?. Do Now The speed of light is 300,000,000 m/s How would this look in scientific notation?. The answer will be known shortly. SCIENTIFIC NOTATION

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