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.
Number of atoms in a sample is given, you want the number of moles.
After placing an item into water, what is the final volume reading on the graduated cylinder?
The crystal structure is given as well as the edge length (in pm). Determine the density in g/cm3.
Two temperatures (in K) and two pressures are given. Determine the enthalpy of vaporization (ΔHvap).
The wavelength in nm is given. What is the frequency in Hz?
The type of cubic lattice and edge length (pm) are given. Determine the metallic radius in pm and how many atoms per unit cell.
A compound, concentration (mol/L) and density (g/mL) are given. Determine the mass percent and molality.
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?
Pressure (in mmHg), temperature (in °C) and density (in g/mL) are given. Determine the molar mass.
A compound, concentration (mol/L) and density (g/mL) are given. Determine the mass percent and mol frac.