Which of the following elements is the most reactive? potassium (K)
magnesium (Mg)
beryllium (Be)
calcium (Ca)

How is the composition of a meteorite relevant to finding out the composition of earth's core?

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.

What is the importance of interlocking the fingers and rubbing while washing hands? the palms are the dirtiest parts of the hands. the spaces between the fingers get washed. the backs of the hands get washed. the fingernails are the dirtiest parts of the hands