5.032 – A certain element consists of two stable isotopes
OWL Introductory Chemistry: An Active Learning Approach 7e, by Cracolice and Peters
What is the atomic mass of the element?
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Active Example – Atomic Mass II
OWL Introductory Chemistry: An Active Learning Approach 7e, by Cracolice and Peters
Calculate the atomic mass from the table of values.
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Active Example – Calculate R
OWL Introductory Chemistry: An Active Learning Approach 7e, by Cracolice and Peters
Calculate the value of R
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Active Example – Determination of Molar Mass from the Ideal Gas Equation
OWL Introductory Chemistry: An Active Learning Approach 7e, by Cracolice and Peters
Calculate the molar mass when grams, celsius, liters and torr are given.
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Active Example – Half Life III
OWL Introductory Chemistry: An Active Learning Approach 7e, by Cracolice and Peters
A radioactive sample has a mass of x grams. After being set aside for a certain number of days (also given in a fraction of a year) the sample now contains x grams. Determine the half-life in years.
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Active Example – Half Life IV
OWL Introductory Chemistry: An Active Learning Approach 7e, by Cracolice and Peters
Otzi was found in a glacier. Carbon dating shows x units present at his time of death and x units remaining today. The half life of carbon-14 is also given. Determine how old Otzi is.
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Active Example – Isotopes
OWL Introductory Chemistry: An Active Learning Approach 7e, by Cracolice and Peters
Fill in the table with the following: Name of Element, Elemental Symbol, Atomic Number, Number of Protons, Number of Neutrons, Mass Number, Nuclear Symbol, Name of Isotope.
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Active Example – The Federal Aviation Administration
OWL Introductory Chemistry: An Active Learning Approach 7e, by Cracolice and Peters
Find the volume in L when mol, atm and celsius are given.
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E14.002 – Largest volume of these gas samples
OWL Introductory Chemistry: An Active Learning Approach 7e, by Cracolice and Peters
Which sample has the largest volume?
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E14.004 – The pressure of this gas sample
OWL Introductory Chemistry: An Active Learning Approach 7e, by Cracolice and Peters
Find the pressure of the gas when mol, celsius and volume are given.
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