Given the EÂ° values for two half reactions, you can easily predict the potential difference of the corresponding cell: simply add the reduction potential of the reduction half-cell to the negative of the reduction potential (that is, to the oxidation potential) of the oxidation reaction.
How to Melt Glass With a Torch. Glass melting has a long history, going back to approximately 3000 BC. In these early times, glass was melted to decorate vases. Glass is made up of silica, sodium carbonate and calcium carbonate. Most glass melts at 1400 to 1600 degrees Farenheit. Nevertheless, there are specialized glasses that will melt at as low as 900 degrees.
If your lenses are made of plastic, then it can be solved. However, if glass, and I will suggest you not to do that or you may just send your glasses to an optical store to seek some more professional help. Okay, I will tell you now.First of all, you need to soak your glasses in warm water for about 10 min and then take them out. Use a clean and dry cloth to wipe your lenses. Next you will find that it is not that hard to remove your transition coating glasses.Hope this is useful.f your lenses are made of plastic, then it can be solved. However, if glass, and I will suggest you not to do that or you may just send your glasses to an optical store to seek some more professional help. Okay, I will tell you now.