Assume that the half-life of a particular drug depends on its oxidative transformation following first order kinetics. If the drug has a half-life of 5h, calculate the rate constant for the transformation

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?

Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.