Which region in the IR spectrum could be used to distinguish between butanoic acid and 2-butanone? 1680-1750 cm-1 3200-3600 cm-1 2500-3300 cm-1 1600 cm-1

Iwll give extra points to who gets this for ! what type of reaction is this? ?

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 type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? view available hint(s) what type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? salt bridge disulfide bridge hydrogen bond hydrophobic interaction