Author Question: When installing a piping system with iron pipe: A) The pipe must be threaded and fitted. B) The ... (Read 74 times)

sammy · **on:** Jul 24, 2018

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.