Carbon-14 has a half-life of 5730 years . In a plant fossil, you find that the 14C has decayed to 1/32.0 of the original amount. How long ago was this plant alive

The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.

Asolution contains 225 g of sodium chloride, nacl, dissolved in enough water to make a 0.25 l of solution. what is the molarity of the solution?

According to coulomb's law, how would the electrical force between particles change if the product of their electrical charge increased?