500.-liter volume of helium gas is at a pressure of 450 mmHg and has a temperature of 300.K. What is the volume of the same gas at STP? 10 points

no, i was listening to water by schoolboy q while and i saw this question

explenation:

water isn't wet. wetness is a description of our experience of water; what happens to us when we come into contact with water in such a way that it impinges on our state of being. we, or our possessions, 'get wet'. a less impinging sense experience of water is that it is cold or warm, while visual experience tells us that it is green or blue or muddy or fast-flowing. we learn by experience that a sensation of wetness is associated with water: 'there must be a leak/i must have sat in something.'

it would be d. henry moseley

hope this !

and sorry if i'm late. have a good rest of your day! : d

"record the time to complete a chemical reaction" would most likely be part of a lab procedure.