Laboratory

Task: To produce pure water from saline water. Required accessories: 1 distillation apparatus, 500 milliliters of saline water. Procedure: Place the distillation apparatus (as in…

Task: To make suspension. Required accessories: l glass of glass, spoon, mud of soil and water. Procedure: Take a glass and fill two-third portion of…

A colloid is solutions that has particles ranging between 1 and 1000 nanometers in diameter, yet are still able to remain evenly distributed throughout the…

Task: To make pure salt from impure salt. Required accessories: The heterogeneous mixture of impure salt, stirrer, tripod stand, wire-net, funnel, filter paper, stand with…

Task: To make crystals of salt from saline water. Required accessories: 2 beakers, spoon, stirrer, tripod stand, wire-net, funnel, spirit lamp, filter paper, stand with…

Task: To make homogeneous mixture. Required accessories: One beaker, measuring flask, spoon, stirrer, 4 watch glasses, glucose, water, wire-net, tripod stand and spirit lamp. Procedure:…

Task: To make heterogeneous mixture of impure salt and water. Required accessories: One beaker or glass, spoon, stirrer, impure salt, water and measuring flask. Procedure:…

Laboratory method of preparation of aniline Principle: In the laboratory, when nitrobenzene is heated with tin and HCl, aniline is formed. The reaction of tin…

Antibiotics are living substances, which at a minimum number can kill other microorganisms or hinder that growth. Antibiotics are formed from different organisms but are…

Vaccines are the suspensions of pathogenic micro organisms. The micro organisms which are living, half dead or dead are pushed into animal body. They enhance…