Chemical formula that compound will be made up of the same elements in the same proportion or ratio. For example, any water molecule is always made up of two hydrogen atoms and one oxygen atom in a 2:1 ratio. If we look at the relative masses of oxygen and hydrogen in a water molecule, we see that 94% of the mass of a water molecule is accounted for by oxygen and the remaining 6% is the mass of hydrogen. This mass proportion will be the same for any water molecule. The alkene called but-2-ene has two isomers, which the chemical formula CHCH=CHCH
What Love Is Made Of a rating of seven points out of ten. Writing for "Rolling Stone", Mike Powell gave the track three and a half stars out of five. The reviewer mused it was "effervescent", and said it was "durable music", though noted it followed a formula "as old as [Katy] is". A writer for the website Pretty Much Amazing classified the song's "hooks" as "catchy-as-hell" and the synthesizers as "bouncy", and concluded the review by naming the song "pop excellence". Digital Spy editor Lewis Corner opined that the song was "very good" and commented that "the Peckham star is back doing what she