'Representative particles' presentation slideshows

Chapter 10

1.11k views • 88 slides

I. Measuring Matter

I. Measuring Matter. Chemists need a convenient method for counting accurately the number of atoms, molecules, or formula units in a sample of a substance. .

965 views • 70 slides

Chapter 8

Chapter 8. Chemical Composition. How you measure how much?. You can measure mass, or volume, or you can count pieces. We measure mass in grams. We measure volume in liters. We count pieces in MOLES. VERY. A large amount!!!!. A. What is the Mole?.

698 views • 59 slides

Today is Friday (!), April 4 th , 2014

Stuff You Need : Calculator Periodic Table. In This Lesson: Unit 4 Moles and Mole Conversions (Lesson 1 of 4). Today is Friday (!), April 4 th , 2014. Pre-Class:

643 views • 49 slides

Modeling the Plumes of Enceladus

Modeling the Plumes of Enceladus. 02/23/2012. Seng K. Yeoh , Todd A. Chapman A dvisors: David B. Goldstein, Philip L. Varghese, Laurence M. Trafton Support is provided by the NASA CDAP and TACC. Enceladus: A Mysterious Moon of Saturn. Credit: NASA/JPL-Caltech.

523 views • 41 slides

CHEMICAL QUANTITIES

CHEMICAL QUANTITIES. All Roads Lead to the Mole. Measuring doughnuts: 1 dozen = 12 doughnuts (count) 1 dozen = 500 g doughnuts (mass) 1 dozen = 1 box doughnuts (volume). Measuring steam (H 2 O gas): 1 mole = 6.02 x 10 23 H 2 O molecules (count) 1 mole = 18.0 g H 2 O (mass)

547 views • 36 slides

Chemistry 20 Mole Conversions

Chemistry 20 Mole Conversions. What is a Mole?. A term of measurement A counting number Similar to saying 1 dozen = 12 things Avogadro's Number (N A ) 6.02 x 10 23 items A VERY LARGE NUMBER!!!. = 1 mole.

1.11k views • 33 slides

What Is A Mole?

What Is A Mole?. A mole is set by using the standard 12 grams of carbon-12 like 12.93 grams of Nerds. What Is A Mole?. 1 mole is a very big number 602000000000000000000000 or 6.02 X 10 23 This is like saying 1 dozen is 12, or 1 serd is 168.

354 views • 23 slides

The Mole

The Mole. Dimensional Analysis Review. How many seconds are in 5.0 hours?. Dimensional Analysis Review. Calculate the number of inches in 26 yards. Stoichiometry. _______________ is just a long word for changing units in chemistry Just remember to ALWAYS start with your ___________ !

239 views • 22 slides

Chemical Quantities

355 views • 22 slides

The Chemistry of Life

The Chemistry of Life. - the basics and biological molecules. Essential Questions :. What is matter? Which elements are most abundant in living things? What are the four major classes of biological molecules?. Chemistry for 2000 years.

336 views • 21 slides

#1) If 0.20 bushel is 1 dozen apples and a dozen apples has a mass of 2.0 kg, what is the mass

#1) If 0.20 bushel is 1 dozen apples and a dozen apples has a mass of 2.0 kg, what is the mass of 0.50 bushel of apples?. ____2.0 Kg___ 1 dozen apples. .20 bushel 1 dozen apples. 2.0 Kg 1 dozen apples. 1 dozen apples .2 bushel. 0.5 bushel l. X. X. =. 5.0 Kg.

651 views • 15 slides

G (molar mass)

L (22.4 L). L / M. M / L. M (Mole). M / G. RP / M. G (molar mass). G / M. M / RP. RP (6X10 23 RP). Things you must know:. 1 mole = the molar mass of a substance (G) 1 mole = 6.02 X 10 23 representative particles (RP) (atoms, molecules, FU)

330 views • 15 slides

The Mole: A Measurement of Matter

277 views • 13 slides

The ideal gas law

The ideal gas law. The ideal gas law: the gas law that includes all four variables: P, V, T, and n When the pressure, volume, and temperature of a contained gas are known, you can use the ideal gas law to calculate the number of moles of the gas. Pressure (P). The (P) in PV = nRT

1.17k views • 12 slides

The Mole: A Shortcut for Chemists

215 views • 11 slides

The MOLE

254 views • 9 slides

PS 7 Questions

PS 7 Questions. Determine the most important IM Forces HCl CH 2 Cl 2 C 2 F 4 CaCl 2 PF 5. PS 7 Questions. Which would have higher surface tension? NH 3 or CH 2 O? Which would have a lower boiling point? AlCl 3 or NaCl ?. PS 8 Questions.

161 views • 6 slides

Unit 4 Exam Review

Unit 4 Exam Review. The test will consist of 25 multiple choice questions. You will be provided with a periodic table. You will need to bring a #2 pencil and a calculator. You may not share calculators during the test. You will not be allowed to use a phone as a calculator.

96 views • 1 slides

85 views • 1 slides