Which two compounds have the same molecular formula but different chemical and physical properties?
(1) ch3ch2cl and ch3ch2br
(2) ch3chch2 and ch3ch2ch3
(3) ch3cho and ch3coch3
(4) ch3ch2oh and ch3och3

Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?

Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean

Which of these is a physical property