1. TWO METHODS OF OBSERVATIONQualitative observations describe Quantitative observations measure • Slightly rough surface • Mass = 23.6 grams • Round• Volume = 38.4…

C. What are Significant Figures The places in the numbers that are important. They tell you how precise a measurement is. Recording Sig Figs Sig figs in a measurement include…

Significant Figure Rules 1. All Nonzeros are significant. 523 g = 3 sig figs 4222 cm3= 4 sig figs 2. All numbers between significant figures are significant. 4,404 g = 4…

Measuring What are Significant Figures Any digit of a number that is known with certainty. They tell you how precise a measurement is. Recording Sig Figs Sig figs in a measurement…

Intro To Chemistry Element Quiz You will be required to memorize the following elements for the Quiz on Monday Spelling Counts!! 1-36, 47, 50, 53, 54, 56-57, 74 78-80, 82,…

Chemistry Chapter 3 Scientific Measurement Qualitative Measurement Gives results in a descriptive form Nonnumeric Quantitative Measurement Gives results in a definite form…

Measurements in Chemistry Precise measurements are essential in chemistry. Part 1 Recording Data Types of Observations and Measurements We make QUALITATIVE observations of…

Sig figs The Lab Units of Measurement Dim. Analysis Meanings Misc. $200 $200 $200 $200 $200 $200 $400 $400 $400 $400 $400 $400 $600 $600 $600 $600 $600 $600 $800 $800 $800…

Chemical Quantities Moles are a Chemist Best Friend Chapter 10 nclark.net Objectives: Moles are a Chemist Best Friend I can identify what a mole is in chemistry. I can convert…

Moles are a Chemist Best Friend Chapter 10 nclark.net Objectives: Moles are a Chemist Best Friend I can identify what a mole is in chemistry. I can convert between moles…