How can you achieve security in using computer and the Internet?​

When the water vapor cools it condenses select a number that represents his process on the

Achemist 16 drop copper metal from copper chloride solution. the chemist place is 0.50 g of aluminum foil in a solution containing 0.75 g of copper (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction?

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.