Calculate the pH of a solution of ammonium acetate. Given that: Ka= 2.25×10–4, Kb= 2.4×10-4and Kw= 1.0×10–14.

What are the similarities of physical and chemical change ?

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

What is the vapor pressure of a solution with a benzene to octane?