Explore BrainMass

Explore BrainMass

    Molecular Formula for the Oxide of Phosphorous

    Not what you're looking for? Search our solutions OR ask your own Custom question.

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    Determine the molecular formula of the oxide of phosphorous when it is in its gaseous state.

    Temp 200C, pressure 760mmHg, mass 0.568g, volume 99.5cm3

    © BrainMass Inc. brainmass.com March 6, 2023, 12:48 pm ad1c9bdddf

    Solution Preview

    We know that PV=nRT
    P=1 atm (760 mmHG is 1 atm)
    V=0.0995 L (99.5 cm3=99,5ml=0.0995 L)

    We need n (moles)
    So n= PV/RT ...

    Solution Summary

    The solution involves calculations of moles using the gas law, and a subsequent calculation of molar mass.