Concentration

Artículos

• Molar fraction and molality of a solution (8298)
  3 de septiembre de 2024, por F_y_Q

  A solution contains by mass of HCl:
  a) Calculate the molar fraction of HCl.
  b) Calculate the molality of HCl in the solution.

• Molarity from % (m/V) concentration (8303)
  8 de septiembre de 2024, por F_y_Q

  Calculate the molarity of a sulfurous acid solution whose concentration is (m/V).

• Mass of a volume of ethanol, expressed by pounds (4883)
  3 de enero de 2019, por F_y_Q

  The density of ethanol is 0.79 g/mL. Calculate the mass, expressed in pounds, of 17.4 mL of ethanol, knowing that one pound is equal to 0.45 kg. Express the result using scientific notation.