how old is a piece of cotton cloth if the half-life and the carbon-14 composition of the 22 percent that living plants

What is the nature of the ca-cl bond in a molecule of calcium chloride (cacl2) if the electronegativity value of calcium is 1.0 and that of chlorine is 3.16?

Bose-einstein condensation occurs at what temperature?

Brainliesttt me asap! the below reaction can be categorized as more than one type of reaction. which reactions are these, and what are the types of reactions?