When installing a piping system with iron pipe: A) The pipe ...

[sammy]

When installing a piping system with iron pipe:
 
  A) The pipe must be threaded and fitted. B) The pipe must be cut and fitted.
  C) The pipe must be cut with a vise. D) The pipe must be fitted with a vise.

Question 2

A compound is a combination of two or more chemicals:
 
  A) That form a completely new chemical with its own physical and chemical properties.
  B) That form a mixture which cannot be separated by distillation.
  C) That form a homogeneous mixture.
  D) That form a mixture which can be separated through distillation.

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Answer to Question 1

B

Answer to Question 2

A

[sammy]

Excellent

[adf223]

Gracias!