How can Catastrophic Events impact Biodiversity ? I need a paragraph response. Also relate it to Biomes . science

Achemist wants to extract copper metal from copper chloride solution. the chemist places 0.50 grams of aluminum foil in a solution containing 0.75 grams of copper (ii) chloride. a single replacement reaction takes place. (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction? a) approximately 0.36 grams, because copper (ii) chloride acts as a limiting reactant b) approximately 1.8 grams, because copper (ii) chloride acts as a limiting reactant c) approximately 0.36 grams, because aluminum acts as a limiting reactant d) approximately 1.8 grams, because aluminum acts as a limiting reactant

How heavy is thanos? a) 3000 lbs b) all of it c) the price of tea in china d) heavy enough

What is bromine+calcium iodide--> calcium bromide +iodine balanced