What is stoichiometry? The quantitative relationship among reactants and products is called stoichiometry. The term stoichiometry is derived from two Greek words: stoicheion…

Slide 1 Slide 2 PV = nRT Slide 3 Molar Volume H Avogadros Principle - equal volumes of gases at same T and P contain equal numbers of particles (equal number of moles) Slide…

Slide 1Chapter 17 Energy Slide 2 Energy u The ability to do work or cause a change u Work- using force to move something Symbol is w u Thermochemistry- studies energy changes…

Slide 1We measure ordinary objects either by counting or weighing them, depending on which method is more convenient Silberberg, M. 2010. Principles of General Chemistry.…

Slide 1Chapter 12 Stoichiometry Mr. Mole Slide 2 Lets make some Cookies! u When baking cookies, a recipe is usually used, telling the exact amount of each ingredient. If…

Slide 1 Slide 2 Chapter 12 Slide 3 Stoichiometry u Greek for measuring elements u The calculations of quantities in chemical reactions based on a balanced equation. u We…

Slide 1Gas Stoichiometry Slide 2 We have looked at stoichiometry: 1) using masses & molar masses, & 2) concentrations. We can use stoichiometry for gas reactions.…

Slide 1STP Gas Calculations One-step problems: A balloon is filled with 3.78 L of He gas at STP. How many moles of helium atoms are inside? He Solution: 3.78 L He 22.4 L…

Slide 1 Slide 2 CHEMICAL QUANTITIES All Roads Lead to the Mole Slide 3 Chemical Quantities Measuring donuts: 1 dozen = 12 donuts (count) 1 dozen = 500 g donuts (mass) 1 dozen…

1.Chapter 12 “Stoichiometry” Mr. Mole2. Section 12.1 The Arithmetic of Equations OBJECTIVES: Explainhow balanced equations apply to both chemistry and everyday life.…