roodhousesupplies roodhousesupplies

23-04-2022
Chemistry

contestada

How many moles of helium gas are present in a balloon with a volume of 950 ml a pressure of 3.47 atm and a temperature of 104 degrees celcius

Respuesta :

chemguy12 chemguy12

23-04-2022

Answer:

.107 moles

Explanation:

To find moles given the info above, we use a variation of the Ideal Gas Law,

mol = PV/RT, where P is in atm, V is in L, T is in K, and R is the gas constant

P=3.47 atm
L= .950 L
T= 377 K
R= .08206

mol= 3.47(.950) / 377(.08206)

=.107 moles H2

Answer Link

Otras preguntas

Which of the following does NOT occur during the light independent process? A. CO2 is used to form carbohydrates B. NADPH converts to NADP C. ADP conv

Which relation is a function? A. {(1, 2), (2, 3), (3, 2), (2, 1)} B. {(4, 2), (3, 3), (2, 4), (3, 2)} C. {(1, −1), (−2, 2), (−1, 2), (1, −2)} D. {(1, 4

What is the purpose of having a conflict within a personal narrative? It can eventually teach a lesson It hooks the reader into the narrative It is an element o

Which statement best describes how the boundaries of the United States changed between 1812 and 1821? A. Alaska was purchased from Russia and the Florida Territ

10 point to whoever know The CORRECT answer and who knows how to get good explanation

in writing the Declaration of Independence Thomas Jefferson was most directly influenced by the social contract theory of

Empareja el país con la costumbre. Pair the country with the matching custom. (4 points)

Someone help me please?

I would if I could but I can't so someone help me,Solve & Explain...

An employee earns $20.79 per hour after receiving a 8 % raise. What was the employee's hourly pay before raise? Round your answer to the nearest cent.