Ultraviolet as ultraviolet light waves are around 420 nm like stated in the photo
Answer:
it is a transverse wave. Does that help?
The answer is C. Nicotine is the substance found in tobacco smoke that stimulates the brain.
A mixture is a compound of two or more substances a pure substance is only made of one kind of atom and a solution is composed of a liquid substance made of two or more types of atoms
The molar mass of CuCl2 is 134.45 g/mol; therefore, you divide 2.5 g of CuCl2 by 134.45 g of CuCl2 leaving you with 0.019 moles
