If the half-life of carbon is about 5,730 years, then a fossil that has one-sixteenth the normal proportion of carbon-14 to carbon-12 should be about how many years old?

What answers below correctly identifies the type of change and explanation for the mixture of calcium carbonate and hydrochloride acid

What kind of acid is chlorous acid? A Monoprotic acid B Diprotic acid C Triprotic acid

In an ecosystem 1. living things interact with each other 2. living things interact with their environment 3. both of the above

Solid aluminum metal and diatomic bromine liquid react spontaneously to form a solid product. give the balanced chemical equation (including phases) that describes this reaction.

A state function represent?

Which of the following is true regarding nuclear fission and nuclear fusion? A. Both of these processes can provide energy. B. Our sun's heat is an example of both of these processes. C. Both of these processes are equally complex to control. D.

It takes 5.2 minutes for a 4.0 g sample of francium-210 to decay until only 1.0 g is left. What is the half-life of francium-210? 7.8 minutes 1.3 minutes 2.6 minutes 5.2 minutes

What is the correct orbital diagram for carbon

How do you do today?!

What are the properties of metal, nonmetal, and mellaloids