operachem
Chemicals and Equipment To clean your old coins, you will need the following chemicals and equipment: As seen in the table, you will need a lemon and/or vinegar, along with a bit of water. Regarding the equipment, you will need what you typically find at home: a glass, tarnished coins and a pair of tweezers.…
Supplies To perform the red cabbage indicator experiment you need the following products and tools: As you can see from the table, you need a red cabbage, water and all the substances whose pH you want to test. If you want to carry out the experiment better, you can use distilled water instead of tap…
Supplies To perform the egg in vinegar experiment you need the following substances and instruments: As you can see from the table, you need a fresh egg, vinegar, preferably white wine one, a glass or similar container and a bit of patience, since it takes at least a few days to see the desired effect.…