Tutor – Converting Number of Atoms to Moles
OWLv2 for General Chemistry
Cengage
01st Edition
Number of atoms in a sample is given, you want the number of moles.
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Number of atoms in a sample is given, you want the number of moles.
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After placing an item into water, what is the final volume reading on the graduated cylinder?
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The crystal structure is given as well as the edge length (in pm). Determine the density in g/cm3.
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Two temperatures (in K) and two pressures are given. Determine the enthalpy of vaporization (ΔHvap).
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The wavelength in nm is given. What is the frequency in Hz?
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The type of cubic lattice and edge length (pm) are given. Determine the metallic radius in pm and how many atoms per unit cell.
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A compound, concentration (mol/L) and density (g/mL) are given. Determine the mass percent and molality.
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A solution made with a nonelectrolyte has a given freezing point. Grams of solute and water are given. What is the molar mass of the solute?
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Pressure (in mmHg), temperature (in °C) and density (in g/mL) are given. Determine the molar mass.
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A compound, concentration (mol/L) and density (g/mL) are given. Determine the mass percent and mol frac.
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