Answer:
Hello! Some household items that are electroplated include kitchenware, such as metal pots and pans, door handles, mobile phones, and coins. An electroplated object is coated by electrolytic deposition with chromium, silver, or another metal.
A physical change.
Physical change = can be reverted + doesn't change substance
Chemical = changes substance
Answer:
D: a new substance
Explanation:
Chemical reaction
A change in matter that produces on or more new substances
Hydrogen (H) was first, followed by helium (He).
Answer:
Reason Down below
Explanation:
It is important because when you make observation you get a clue sometimes and it reactants i feel like it also takes places with observation. :)
