A plant cell contains chloroplast and an animal cell doesn’t
If you burn a candle, it's mass will decrease. If that's the case you have changed a physical property of the candle.
Burning anything is always a chemical change Gasoline ( a hydrocarbon) burns in oxygen to produce water and carbon dioxide.
Answer/Explanation: The most stable monoatomic ion formed from phosphorus would be the phosphide ion, P3-. Phosphorous has 5 valence electrons and so gaining 3 electrons will make it isoelectronic with the stable noble gas argon, and will produce the P3- ion.
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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: