Explanation:
Energy makes molecules in the air move faster and expand, decreasing density. The opposite is true for cold air. Molecules are closer together, and absorb less energy.
Answer:
But when we add some salt or the lemon juice to it, it starts conducting electric current and shows deflection of magnetic compass because salts and acids are conductors of electric current when salt or lemon juice is mixed in distilled water it becomes conductor of electricity.
Explanation:
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Some of these are products most people wouldn't think originated from trees, which only further exemplifies the value of preserving our trees and forests!
Wine Corks. ...
Natural Aspirin and Acne Medication. ...
Sponges. ...
Chewing Gum. ...
Carnauba Wax. ...
Henna Dye. ...
Rubber.
Ionic or electrovalent compounds support the theory of ionic bonding because they are compounds composed of charged particles formed when an atom gains or loses electrons.
Electrovalent compounds posses:
- High boiling and melting points.
- Form crystals.
<h3>What is ionic bonding?</h3>
This is the transfer of valence electrons from metals to non metals to form ionic compounds. It also refers to a chemical bond formed between two ions with opposite charges.
Learn more about ionic compounds:
brainly.com/question/18246121
Answer:
4.13X10^3= 4130 in the expanded form