Mastery – Percent Composition to Empirical Formula
OWLv2 for General Chemistry
Cengage
01st Edition
% by mass of two elements is given. Determine the empirical formula.
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% by mass of two elements is given. Determine the empirical formula.
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For each element given, what is the group and period?
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Which element matches the give Group and Period?
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A compound is given. Determine which answers are true. Low or high melting point? Strong electrolyte or non-electrolyte? Ionic or molecular? Good conductor? Solid at room temperature?
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If n = #, what are the values for l and how many total orbitals are possible? If l = #, what are the values for ml and how many total orbitals are possible?
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The common laboratory experiment is described. Vapor pressure and grams of a solvent are given. A compound is synthesized and grams are given. Vapor pressure of solution and molar mass of solvent are also given. What is the molecular weight of the synthesized compound?
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The vapor pressure of a substance is given as well as the g and MW of a nonvolatile, nonelectrolyte. How many grams of the non-electrolyte need to be added to the substance to reduce the vapor pressure to x. Molar mass of the substance is also given.
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Find the amu of an isotope given the ratio of its mass to carbon-12.
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A molecule is given. How many equivalent resonance structures are there and what is the average bond order? This solver works for: NO2Cl, O3, NO3-, SO3, CO32-, CH3COO-. NO2F, NO2-, and SO2.
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A molecule is given. How many equivalent resonance structures are there and what is the average bond order? This solver works for: NO2Cl, O3, NO3-, SO3, CO32-, CH3COO-. NO2F, NO2-, and SO2
Your numbers will vary.