How many molecules of methane, CH4, are contained in a 0.900 gram sample? 0.0563

3.39 x 1022

1.26

1.02 x 1023

Item at position 24

Label a-f based on the table using c for concentrated and d for dilute

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.

Describe what happens to the molecules as water goes from ice to liquid to vapor. be sure to explain what happens to the temperature during the phase changes.