What results from gas particles not having a strong attraction to one another? Select all that apply.

fixed shape
fixed volume
variable volume
variable shape

The climate of the continental united states is generally 1. tropical 2. temperate 3. arctic 4. highland

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

Suppose you mix one mole of sulfuric acid (h2so4) with 1 mole of sodium hydroxide(naoh). why does the ph of the solution remain below 7? ( explain so i can get better understanding! )