Posts tagged as experiments

Finding Solution of Sodium Hydroxide and Standardising It

Experiment :  To make up an approximate solution of sodium hydroxide and standardise it (find its exact concentration) by titration with the standard hydrochloric acid solution above. Procedure Place 20 ml of the sodium hydroxide in the conical flask. Note: Always place the base in the conical flask as they may react with the ground glass in… Continue Reading →

Junior Cert. Science: Nutrition and Digestion

Food is needed for energy, growth, repair and protection against disease in the body. Food is made up of chemicals called nutrients A food’s energy value is how much energy that can be obtained from the food. A balanced diet consists of the correct amounts of each type of food…. Continue Reading →