Email
Chat with tutor
logo

Ask Questions, Get Answers

X
 
Answer
Comment
Share
Q)

What is the pressure of 2 mole of ammonia at $27^{\large\circ}C$ when its volume is 5 litre according to Van der Waal's equation? (a = 4.17 b = 0.03711)

$(a)\;10.33atm\qquad(b)\;9.33atm\qquad(c)\;9.74atm\qquad(d)\;9.29atm$

1 Answer

Comment
A)
$(P+\large\frac{n^2a}{V^2})(V-nb) = nRT$
$P = \large\frac{nRT}{(V-nb)}-\large\frac{an^2}{V^2}$
$=\large\frac{2\times0.082\times300}{(5-2\times0.03711)}-\large\frac{4.17\times4}{25}$
$=9.33 atm$
Hence answer is (b)
Help Clay6 to be free
Clay6 needs your help to survive. We have roughly 7 lakh students visiting us monthly. We want to keep our services free and improve with prompt help and advanced solutions by adding more teachers and infrastructure.

A small donation from you will help us reach that goal faster. Talk to your parents, teachers and school and spread the word about clay6. You can pay online or send a cheque.

Thanks for your support.
Continue
Please choose your payment mode to continue
Home Ask Homework Questions
Your payment for is successful.
Continue
Clay6 tutors use Telegram* chat app to help students with their questions and doubts.
Do you have the Telegram chat app installed?
Already installed Install now
*Telegram is a chat app like WhatsApp / Facebook Messenger / Skype.
...