Assume the oil drop has a mass of 8. 4 · 10−7 kg and a density of 0. 92 g/cm3. Once it has spread out it covers an area of 0. 55 m2. What is the length of an oil molecule?.

Increasing the substrate concentration in an enzymatic reaction could overcome which of the following? a) the need for a coenzymeb) allosteric inhibitionc) competitive inhibitiond) insufficient cofactors

The time that is taken by neptune once around the sun is called

Which substance—wood or silver—is the better thermal conductor? a thermal conductor is a material that requires very little heat energy to change its temperature. explain your answer.