Decant three parts concentrated sulfuric acid into one measuring cylinder and one part 30% w/v hydrogen peroxide into another measuring cylinder. Use two different-sized measuring cylinders to avoid mixing them up. Place a clean Pyrex beaker onto a heatproof mat in the fume cupboard. Pour the ...
Before you can repair your battery, you'll need to clean it and access the cells. To do so, remove all the loose dirt and oil from the top of the battery with a dry cloth, giving particular attention to the areas around the vent caps; these must be free of debris before you open ...
The mining company, Imperial Metals, maintains that the tailings from the Mount Polley spill did not cause largescale environmental damage. The tailings contained very little pyrite, a mineral that can generate sulfuric acid when exposed to air and water, wrote C.D. Anglin, who worked as the ...
CAUTION:Conventional wet cell lead-acid car batteries are filled with a mixture of water and sulfuric acid. Wear gloves and handle the battery with care so no liquid spills on your skin or clothing. Battery acid can cause severe burns. If a spill does occur, wash with plenty of water and...
Suspend the seed crystal in a clean jar that you have filled withthe solutionyou made earlier. Don't allow any undissolved copper sulfate to spill into the jar. Don't let the seed crystal touch the sides or bottom of the jar.