Select the statements that describe a method which can be used to make a buffer. (a) partially neutralize a strong acid solution by addition of a strong base.(b) add appropriate quantities of weak acid and its conjugate base to water.(c) partially neutralize a weak acid solution by addition of a strong base.(d) partially neutralize a weak base solution by addition of a strong acid.(e) partially neutralize a strong base solution by addition of a strong acid.

The peak wavelength for the blackbody curve of a star is in the uv range. assuming the radiation from this star can reach earth, would you be able to see it?

What conclusion can you draw from this experiment about the components of the black ink?

You are attempting to recrystallize a crude product mixture. you add the appropriate amount of hot solvent and are allowing the solution to slowly cool to room temperature. however, at room temperature no crystals have appeared, which of the following methods should be used to induce crystallization? choose all correct answers. a) place the flask in an ice bath. b) swirl the contents of the flask. c) add a small seed crystal of the desired product. d) scratch the inside of the glassware using a stir rod. it can be multiple choices