It describes how, when particles/mc/elements react, despite forming different substances the mass is neither created nor destroyed but only converted.
The carnivores are the hawk, owl, and fox.
(B), because 1.0 moles would be 6.02 x 10^23 molecules. So you have half a mole.<span>
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Answer: Catalyst
Explanation: it speeds it up lol but basically the catalyst helps speed up the chemical reaction by reducing the activation energy or changing the reaction machenism/
The atomic number tells us the number of protons and electrons.
The atomic mass tells us the weight of the nucleus, which is the amount of protons and neutrons
