Soil pH Acid-Base, Biology, Chemistry, Plant, Science Experiment|September 21, 2017September 28, 2017by Reyshan Introduction Soil can become acidic due to a number of causes. Rain water dissolves carbon dioxide from atmosphere forming carbonic acid. Organic
Edible Indicators Acid-Base, Chemistry, Food, Science Experiment|September 20, 2017September 28, 2017by Reyshan Acids are compound that produce hydrogen ions (H+) when dissolved in water. An acid can be classified as weak or strong depending
Making Liquid Soap From Skin Kapook Tree (Ceiba petandra Gaertn) And Waste Cooking Oil Chemistry, Oil, Plant, Science Project, Soap|September 16, 2017October 3, 2017by Reyshan Waste Cooking oil is a cooking oil that has been used repeatedly. This oil is to used household needs, generally can be