From where the tin is obtained
From where the tin is obtained? Briefly illustrate it.
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The tin is obtained in different places. Tin is mainly found in the ore cassiterite that is found in the Bolivia, Malaysia, Thailand and Nigeria.
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The following mixture of hydrocarbons is obtained as one stream in a petroleum refinery. Q : How to test a gas to see if it was Write a short note to describe how to test a gas to see if it was hydrogen or not?
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