<span>Dmitri Mendeleev's Periodic Law states that chemical and physical properties repeat themselves in groups of 8.</span>
Answer:
Potassium was the first metal to be isolated by electrolysis. It was discovered by the English chemist Sir Humphry Davy by decomposing molten potassium hydroxide (KOH) with a voltaic battery.
Explanation:
Answer:
biosphere
Explanation:
Living things need water (hydrosphere), chemicals from the atmosphere, and nutrients gained by eating things in the biosphere.
Answer:
if you are asking k then the round one is condenser
if not then its a stage clip