How are the hydrocarbons in the samples removed in magnetic wind instruments? Options: A . &nbspBy using a cold trap B . &nbspBy using a filter C . &nbspBy using a semipermeable membrane D . &nbspBy using magnetic effect

How are the hydrocarbons in the samples removed in magnetic wind instruments?

Question

How are the hydrocarbons in the samples removed in magnetic wind instruments?

Options:

A . By using a cold trap

B . By using a filter

C . By using a semipermeable membrane

D . By using magnetic effect

Answer: Option A
Answer: (a).By using a cold trap

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