It also shows that ammonia and hydrogen chloride ... in the reverse process. The reaction between anhydrous copper(II) sulfate and water is used as a test for water. The white solid turns blue ...

of ammonia produced, making it the chemical industry's top CO 2 emitter. To test their "Earth factory" idea, Abate and his team built a rock-water reaction system that mimics Earth's subsurface ...

ammonium nitrate and ammonium sulfate – can be identified by heating a solution of the ions with sodium hydroxide. This reaction produces ammonia gas, as shown in the ionic equation below: ...