2AgNO3 + BaCl2 ➞ 2AgCl + Ba(NO3)2 How many grams of silver chloride are produced from 5.0 g of silver nitrate reacting with an excess of barium chloride?

An exothermic reaction is conducted in an insulated calorimeter filled with water. the calorimeter is then sealed so that there is no heat exchanged between the contents of the container and the surrounding air. which of the following statements is true about the reaction?

What element breaks down into yttrium-90?

Over the last 90 years, scientists have added to the body of evidence supporting the big bang theory. what is the latest piece of evidence discovered in 2014?