. If an isotope has a very short half-life, do you think it will be found in great abundance? Explain

Calculate the mass of silver needed to react with chlorine to produce 126g if silver chloride?

Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange

Which of these is not an example of chemical weathering? a. iron-rich mineral rusting b. feldspar turning into clay c. limestone reacting with acid d. granite breaking up into sand