If a sample contains 74.0% of the R enantiomer and 26.0% of the S enantiomer, what is the enantiomeric excess of the mixture?

The grooves or folds of the brain are called

Covalent bonds generally form when the bonded elements have a difference in electronegativity less than 1.5. subtract the electronegativities for the following pairs of elements and predict whether they form a covalent bond. electronegativity difference of c and c: ionic covalent electronegativity difference of mg and cl: ionic covalent

How many moles of water are created if 3 moles of hydrogen react completely with excess oxygen?