E1.008 – Mixtures and Pure Substances
OWLv2 for General Chemistry
Cengage
01st Edition
Determine if each items is a pure substance, a homogeneous mixture or a heterogeneous mixture.
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Determine if each items is a pure substance, a homogeneous mixture or a heterogeneous mixture.
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You are given a Fahrenheit temperature and a Celsius temperature. Which is higher?
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12 eggs is a dozen, if the average number of dozens are given, how many eggs?
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Use dimensional analysis to convert minutes to days.
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This a 4 part question involving: length, width, area, uncertainty in measurements, and two methods of reporting.
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Calculate the kinetic energy in Joules when given pounds and miles per hour.
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A three part question involving the following: convert pm to m and cm, determine toms required, mass in g used, lab balance usage, calculate mass using volume of a cylinder, and number of atoms represented.
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Two compounds are given with their corresponding Δhvap. Decide which has the stronger intermolecular forces.
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Choose all that apply. A liquid’s vapor pressure (in mmHg)at a temperature (K) is given. The compound is placed in a container (mL) and put at a certain pressure (mmHg). If the container is reduced to a new mL, what happens?
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Multiple part question asking for 2 or 3 of the following: ideal pressure in mmHg, pressure at equilibrium in mmHg and/or will all liquid evaporate? Vapor pressure (mmHg), temperature (K), grams and volume (mL) are given.
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