Jon Schoonmaker, assistant professor of animal sciences at Purdue University, says adding a small amount of calcium oxide to distillers grains can improve the digestibility and nutrient value of some ...

There are three distinct steps when preparing a dry sample of a soluble salt from an insoluble oxide or carbonate and dilute acid: filtration, evaporation, crystallisation. It's important to ...

A solution with a pH value which is less than 7 is acidic. The acids which react with metals usually have quite a low pH, of either 3 or less. Some metals react with acids and when they do the ...

It’s been a quarter century since government regulations limiting emissions of sulfur and nitrogen oxides from coal-fired power plants began to neutralize the problem of acid rain, but lakes in the ...