Tandem mass spectrometry is used to obtain

legal results
dna fingerprints
greater accuracy
gas chromatography

If two atoms are bonded to a central atom with no lone pairs, how will they be arranged

As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter

In one or two grammatically correct sentences, write a definition for the term molecule geometry