friasmatthew37 friasmatthew37

11-05-2022
Chemistry

contestada

How many moles of helium gas are contained in a 7 L flask at STP

Respuesta :

11-05-2022

Answer:This might not help.

At STP, a 4.0-L flask contains 0.1784 moles of helium gas.

Explanation:

At STP. temperature of the helium gas = T = 273.15 KAt STP, pressure of the helium gas = P = 1 atmVolume of the helium gas at STP = V = 4.0 L Moles of the helium gas = nUsing an ideal gas equation :n = 0.1784 mol0.1784 moles of helium gas are contained in a 4.0-L flask at STP.

Answer Link

Otras preguntas

help asap. is this b or d. im not really sure so i put d.

is 614 divisible by both 2 and 6?

the fictitious element homer decays into fictitious daughter element Lisa with a half-life of 1000 years. a rock is found that contains 2 moles of homer and 6 m

Of the last 100 customers entering Best Buy, 25 buy a computer. If the classical probability assessment applies, the probability that the next customer will buy

Make m the subject of the formula

Chris plans on saving $4,000 a year at 4 percent interest for five years. Which one of these is the correct formula for computing the future value at Year 5 of

Health insurance can be a complicated matter. In your opinion, do you think it would be better to have a lower premium (the amount you pay every month) and a hi

At a pressure of one atmosphere oxygen boils at −182.9°C and freezes at −218.3°C. Consider a temperature scale where the boiling point of oxygen is 100.0°O and

Which statement best describes the connection the author draws between the efforts of the "Greatest Generation" and the American contribution to the war effort?

6- Put an X next to the item that best fits the moral of this story: a) A good beginning makes a good ending._____ b) You should always listen to what your elde