Question

a) How ammonia can be liquified ?
b) Write a short note on 'Plasma'
c) Name the scientists who have achieved the fifth state of matter (BEC).
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Answer 1

1. Ammonia gas is liquefied by decreasing temperature and increasing pressure. Ammonia liquefy at 20℃. Ammonia gas easily liquefies at a temperature of -28 degree Fahrenheit due to strong hydrogen bonds and by applying the following additional conditions: a.
2. Plasma is a state of matter in which an ionized gaseous substance becomes highly electrically conductive to the point that long-range electric and magnetic fields dominate the behaviour of the matter.
3. Albert Einstein

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