Its the 2nd one
Because a HYDROCARBON contains <u><em>only hydrogen and carbon</em></u>
<u><em>THE REST HAVE OTHERS IN THEM</em></u>
<u><em></em></u>
<u><em>HAVE A GREAT DAY :)</em></u>
.3999 moles
The ideal gas law: PV = nRT
155 degrees Celsius = 428 Kelvins
n = PV/RT
n = 2.80 atm x 5.00 L/0.0821 (gas constant) x 428 K
= 0.398 moles
Answer:
Gravity
because the earth which pulls any object towards it center and the velocity is achieved
Answer:
87.5 mL
Explanation:
Please see the step-by-step solution in the picture attached below.
Hope this answer can help you. Have a nice day!
The correct answer is A.
Gravitational force will attract any object with mass. It's why you're not floating in the air right now, but rather making contact with the ground. At the same time, since you have mass, you're also attracting other objects right now with gravitational force.