What volume does 76g of fluorine gas occupy at stp

Fluorine is F2 - and has a molecular weight of 38 g/mole. so you have 2 moles of F2.

at STP, a mole occupies 22.4 L so you must have 45 L of F2

You would be correct, boiling water does disinfect contamination.    the property of disinfecting means to kill  germs, bacteria and other pathogens or contamination  that might cause an infection or cause a person to become sickly. a couple methods of disinfecting are using soap, other cleaning supplies or by simply "boiling" the contaminate.  the reason why boiling water disinfects certain attributes is because some cells cannot survive the heat and pressure.

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