Each of the following is a much weaker base than aniline. present a resonance argument to explain the effect of the substituent in each case.

a. o-cyanoaniiine
b. p-aminoacetophenone
c. c6h5nhcch3
||
o

If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?

A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.

Which of the following is true about the speed of light? it depends on the wavelength.