When ammonium nitrate dissolves in water, the solution becomes cold. NH4NO3(s) <-> NH4+(aq) + NO3-(aq)

The reaction is thermodynamically favorable. The signs of ΔG and ΔS for the reaction are which of the following?

A.

B.

C.

D.

Which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. a solution containing 3.50 g of sodium carbonate is mixed with one containing 5.00 g of silver nitrate. how many grams of sodium carbonate, silver nitrate, silver carbonate, and sodium nitrate are present after the reaction is complete?