What volume of 0.330 m na2co3 (106g/mol) solution contains 32.7 of na2co3?

Asample of neon occupies a volume of 375 ml at stp. what will be the volume of neon if the pressure is reduced to 90.0 kpa? a. 422 ml b. 422 l c. 333 ml d. 333 l

Which of the following statements is true? a. elements in the last period are radioactive. b. atomic weight is the same as atomic mass. c. elements in the same group have the same number of electron shells. d. atomic number equals the number of neutrons in the nucleus of an atom.

Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %