Why did he order a second purge in 1975?

The political purge was primarily an effort by Stalin to eliminate challenge from past and potential opposition groups, including the left and right wings led by Leon Trotsky and Nikolai Bukharin, respectively.

Explanation:(

jupiter is mainly composed of hydrogen and helium just like a star. spectral analysis of jupiter has revealed that in addition to hydrogen and helium, the planet is made of water, methane and ammonia. those elements are in trace amounts. the core of the planet is thought to contain some rock and metallic hydrogen. i hope this will give you the answer to your question! : d

we need an attachment to see what you are talking about.