Answer:
Explanation:
The equation is not correctly written, so let's start with that.
4Al + 3O2 ====> 2Al2O3?
Totally correct, including the balance numbers, would be
4moles aluminum + 3 moles Oxygen ===> 2 moles of Aluminum Oxide
Anything else is incomplete.
Answer:
cells
Explanation:
they are basic functional units which help organs in the body to function properly.
Answer:
B
Explanation:
If the frequency is doubled, the wavelength is only half as long.
If the wavelength Doubled, the frequency is reduced.
In the area of positive charge, neutral body gets negative charge for making a dipole whereas when negative charge bought near neutral one, it gets positive charge for the same reason.........making polarization
Nal is the sodium iodide
The oxidation number of sodium in sodium iodide is 1.<span>Formula: NaIHill system formula: I1Na1CAS registry number: [7681-82-5]Formula weight: 149.894Class: iodideColour: whiteAppearance: crystalline solidMelting point: 660°CBoiling point: 1304°CDensity: 3670 °C</span>