Which of the following best describes radioactivity? Select one:
a. The amount of reactants converted to products in a certain amount of time.
b. The nuclear force that holds the protons and neutrons in the nucleus.
c. The spontaneous release of nuclear particles and energy.
d. The penetrating ability of nuclear particles.

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

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

Sugar is dissolved in water. which is the solute? sugar neither both water