The highest vacuum attained so far is of the order of 10^-11 mm of mercury. How many molecules are there in 1 cc of a vessel under such a high vacuum at 0 C ? The highest vacuum attained so far is of the order of 10^-11 mm of mercury. How many molecules are there in 1 cc of a vessel under such a high vacuum at 0 C ? October 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related