5.031 – Calculate qH2O and ∆H°
OWLv2 for General Chemistry
Cengage
x grams of a compound is dissolved in x grams of water. What is the q for water and the ∆H°?
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5.032 – A certain element consists of two stable isotopes
OWL Introductory Chemistry: An Active Learning Approach
Cracolice and Peters
7th Edition
What is the atomic mass of the element?
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Active Example – Atomic Mass II
OWL Introductory Chemistry: An Active Learning Approach
Cracolice and Peters
7th Edition
Calculate the atomic mass from the table of values.
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Active Example – Calculate R
OWL Introductory Chemistry: An Active Learning Approach
Cracolice and Peters
7th Edition
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
Cracolice and Peters
7th Edition
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
Cracolice and Peters
7th Edition
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
Cracolice and Peters
7th Edition
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
Cracolice and Peters
7th Edition
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
Cracolice and Peters
7th Edition
Find the volume in L when mol, atm and celsius are given.
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E.6009 – kJ to meters
OWLv2 for General Chemistry
Cengage
The energy of a radiation is given in kJ. What is the wavelength in m?
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