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</p>
<p>All you need from water is its vapor pressure at the temperature and volume it takes up so you can find volume taken by gas, etc. Do a seach for determining molar mass vapor. You don’t need mass of water.</p>
<p>
</p>
<p>All you need from water is its vapor pressure at the temperature and volume it takes up so you can find volume taken by gas, etc. Do a seach for determining molar mass vapor. You don’t need mass of water.</p>