What is the [H+] if the pH of a
solution is 1.65?

A100-watt light bulb radiates energy at a rate of 100 j/s. (the watt, a unit of power or energy over time, is defined as 1 j/s.) if all of the light emitted has a wavelength of 525 nm , how many photons are emitted per second?

What forms when chemical reactions combine pollution with sunlight?

Calculate the mass of carbon in 97.0 g of sucrose c12h22o11