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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A compound, concentration (mol/L) and density (g/mL) are given. Determine the mass percent and molality.
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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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An alcohol is %C, %H, and the rest O. Determine the empirical formula.
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A solution dissolved x grams of a compound to make x mL of solution. What is the molarity of each of the compound and ion species?
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Calculate mL needed of an X molarity solution needed to make X mL of an X molarity solution.
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Calculate the grams required to make x mL of an x M solution of a given compound.
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A solution has x grams of a substance dissolved in enough water to make x mL of the solution. What is the concentration?
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4 part question with a video. 1. Which is true about a pipet? 2. Calculate moles of solute. 3. Calculation M for final solution. 4. What is the “dilution solution” used for?
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