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prof.lupin
Questions (4)
Determine the empirical formula for palmitic acid. C16H32O2?
1 answer
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How many atoms of Na are in 1.89 mol of Na?
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1 answer
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A rigid cylinder of gas shows a pressure of 0.756 atm at 195 K. The cylinder is moved to a new storage site where the pressure
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A gas sample occupies a volume of 155 mL at a temperature of 316 K and a pressure of 0.989 atm. How many moles of gas are there?
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thx
