In the proton nmr spectra of aldehydes and ketones, the protons bonded to carbons adjacent to the carbonyl group typically fall into which of the chemical shift ranges below?
a) 1.0-2.0 ppm
b) 2.0-3.0 ppm
c) 4.0-4.5 ppm
d) 7.0-8.0 ppm
e) 9.0-10.0 ppm

List four observations that indicate that a chemical reaction may be taking place

What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.

Select the word from the list that best fits the definition the nuclear family into which a person is born or adopted.