CHAPTER 22 The Electric Field I: Discrete Charge Distributions 1*·If the sign convention for charge were changed so that the charge on the electron were positive and the…

Slide 11 Chemical Quantities The Mole Slide 2 2 Collection Terms A collection term states a specific number of items. 1 dozen donuts = 12 donuts 1 ream of paper = 500 sheets…

Slide 1© 2012 Pearson Education, Inc. Chapter 3 Stoichiometry: Calculations with Chemical Formulas and Equations Ashley Warren Kings High School Lecture Presentation Slide…

Slide 1Calculations with Elements and Compounds The Mole Concept Rev. 051111 050212 Pisgah High School M. Jones Slide 2 Slide 3 Moles? Slide 4 No. Not real moles, or Whack-a-moles,…

1.What is the pH of the following concentrations? 1.0 E -9 2.4 E -3 6.7 E -7 4.4 E -5 Classify each as Acid or Base 2. Stoichiometry I didn’t know there would be math in…

1.Chapter 7Quantitative Composition ofThese blackCompoundspearls are madeof layers ofcalciumcarbonate.They can bemeasured bycounting orweighing. Introduction to General,…

1.7 The Mole2. Number of moles =mass in grams relative mass How many moles are present in 0.35g of ammonium hydroxide? RMM = 14 + 4 + 16 + 1 = 35 1 mole = 35gNo of moles…

1.What is the pH of the following concentrations? 1.0 E -9 2.4 E -3 6.7 E -7 4.4 E -5 Classify each as Acid or Base 2. Stoichiometry I didn’t know there would be math in…

1. CHM 1012/25/13Chapter 5: Chemical ReactionsPhysical ChangesIn the example below, water (H2O) is undergoing physical changes, fromsolid to liquid to gas, but does not change…

1. Chapter 3 2.  3.1 atomic mass  3.2 Avogadro’s number and molar mass of an element  3.3 molecular mass  3.5 percent composition of compounds  3.6 experimental…