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Potassium Chromate Lab Report

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5. The addition of 3ml of 0.1mol L-1 potassium dichromate; K2CrO4 as our indicator. Safety Procedures Silver Nitrate – AgNO3 Storage: Silver Nitrate must be stored in a dark and tightly closed container which is completely wrapped in tin foil, as it deteriorates in presences of UV light. It should be stored in cool, dry and well-ventilated areas away from all reducer, combustible material, ignition sources and incompatible substances as it strong oxidizer. It should also be stored away from corrosive areas and light. Safety  Silver nitrate is toxic so it should never be poured into a sink.  Immediate medical attention is required if silver nitrate is split on skin or eyes. The area on which the chemical is split must be washed with plenty …show more content…

The spillage should be vacuumed or swept into a disposable container that can contain silver nitrate. No combustible materials should be used to clean a spillage e.g. paper towels. Potassium Chromate – K2CrO4 Storage: Potassium chromate must be stored in a closed container in a cool, well ventilated place away from heat, ignition sources, combustible material, reducing agents and incombustible substances. Safety  Potassium Chromate is toxic so it should never be poured into a sink.  Immediate medical attention is required if potassium chromate is split on skin or eyes. The area on which the chemical is split must be washed with plenty of cold water for 15 minutes. If it split on clothing e.g. lab coat, it must be immediately removed.  If any spillage occurs, inform the teacher in charge of the lab. The spill must be swept up into a sealed container and be disposed. Once the spill is cleaned, the site must be washed and ventilated. No combustible materials should be used to clean the spill. Ethanoic Acid - CH3COOH Storage: It must be stored in a tightly closed container in a cool, well-ventilated area away from heat, ignition sources and oxidizing agents as it a flammable substance.

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