SECTION 25 Equilibrium Ratio (K) Data The equilibrium ratio (Ki) of a component i in a multicomponent mixture of liquid and vapor phases is defined as the ratio of the mole…

SECTION A Answer ALL the questions in this section. You should aim to spend no more than 20 minutes on this section. For each question, select one answer from A to D and…

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.…

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. THE UNIVERSITY OF NEW SOUTH WALES SCHOOL OF PHOTOVOLTAIC AND RENEWABLE ENERGY ENGINEERING A net-negative carbon energy system via methanogenesis of coccolithophorid algal…

Moles Moles Definition A mole is the mass of a substance which contains the same number of particles as 12 grams of the isotope carbon12. These particles could be atoms,…

Chemical Formula Problems Quantitative Composition of Compounds Chapter 7 1 Avogadro’s Number How do we count atoms? Dozens? Reams? 1.0079 amu = 1 atom hydrogen 40.078…

Stoichiometry Chapter 3 Cookery and Chemistry Chefs have recipes, chemists have recipes. Recipes in chemistry can be seen on chemical equation. Instead of using cups and…

2.2 Volumetric Analysis Version 1.1 2013 Chemistry NCEA L2 2.1 Quantitative Analysis GZ Science resources 2013 The number of particles in a substance is measured in moles…

Solving a Stoichiometry Problem Balance the equation. Convert given to moles. Determine which reactant is limiting. Use moles of limiting reactant and mole ratios to find…