What would happen to the energy of the time 10AM wave if the frequency is increased to 6 HZ

In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?

What is the approximate vapor pressure when the gas condenses at 70 degrees celsius

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate