What has a huge impact on the climate on land?

ocean evaporation
ocean precipitation
ph of the ocean
ocean concentration of co2

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a

Draw any one of the skeletal structures of a 2° alkyl bromide having the molecular formula of c6h13br and two stereogenic centers. indicate chirality by using wedge and hashed wedge notation. lone pairs do not need to be shown.

Correct relationship between molecular formula and empirical formula