5.032 – A certain element consists of two stable isotopes
OWL Introductory Chemistry: An Active Learning Approach
Cracolice and Peters
07th Edition
What is the atomic mass of the element?
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What is the atomic mass of the element?
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Calculate the amu of a given element using the data in the table.
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Calculate the atomic mass from the table of values.
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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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Gas is either compressed or expanded. Joules of work and heat are given. You are also told if the surroundings does the work or has work done to it and if heat is absorbed from the surroundings or lost to the surroundings. Calculate the change in internal energy.
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Complete the table Joule, kcal, kJ
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A wind turbine can power x homes using x joules of energy. How many kilowatt-hours is this?
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It takes x BTUs to heat a house of x sqft, how many kJ of energy is this?
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Gas is either compressed or expanded. Joules of work and heat are given. You are also told if the surroundings does the work or has work done to it and if heat is absorbed from the surroundings or lost to the surroundings. Calculate the change in internal energy.
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In the lab a student discovers x Joules are needed to increase the temp of x grams of an item from x degrees to x degrees. You are asked for the specific heat.
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