Science Fair Project How to keep an apple from turning brown:  why do apples turn brown when exposed to air? The chemical reaction causes an apple, and other fruits and ...

Here is list of chemistry experiments and science projects in PDF oxygen and hydrogen ammonia gas Mass of gases Oxygen ratio in air Pocket body warmer Combustion Flame reaction Deoxidation ...

How to grow crystals with salt: How to grow crystals with salt :  To use chemical reactions between water and potash alum(Potassium) in the creation of various crystal formations. Crystals ...

Making of Soap Purpose To create your own soap using a chemical process known as saponification. This is a reaction where an ester is heated with an alkali ( such ...

Mass change in chemical reaction Activity 1 Iron gains mass when it burns Apparatus & Materials Steel Wool Spirit Lamp Match Box Tweezers Construction  Make two balls of steel wool ...

Simple Method to produce oxygen and hydrogen Concept How to make oxygen and hydrogen Zinc and manganese dioxide can be taken out from the used dry battery. Oxygen and hydrogen ...

How to find out Air’s mass Level Elementary Experiment Air’s mass Concept The air has mass.Let's measure the air’s mass with a spray can and PET bottle. Materials used spray ...

Experiment: Is heat is necessary for burning? Level Primary, Elementary Concept It is understood that heat is necessary for burning. It is understood that the candle and alcohol change into ...

Experiment How to make Hydrogen bubble Concept The hydrogen gas is lighter than the air. Let's experiment it by using soap bubbles. Materials PET bottle, straw, clay, zinc, diluted hydrochloric ...

How to find out Oxygen ratio in air by Candle combustion Water goes up the level 1/5. How to find out Oxygen ratio in air by Candle combustion Materials  candle, ...