it is a pure substance.... not
Methane is a pure substance.
Helium is pure as it is on the periodic table.
Silicon is an element. Its symbol is Si.
Pure substance
They are mixtures.
The box of crayons because they are more dense
the art room has a box of crayons at each table, with 8 crayons in each box. There are 64 crayons in the art room
in the box
Box of Crayons - 2013 was released on: USA: 14 February 2013 (internet)
pure substance, propanone
compares is less than.
it is a pure substance.... not
Pure substance
A pure substance is the same throughout. When a substance is 100% something it is pure.
Methane is a pure substance.
So there are 22 total crayons. 22:6 is 11:3