which of these is not a physical property of matter? a) density b) basicity c) hardness d) freezing point
2 answers:
I'm pretty sure it's hardness.
Basicity: is a chemical property, is properly noted as the number of hydrogen atoms replaceable by a base in a particular acid (that's at least the Google definition)
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D. F Molecules are a group of bonded atoms but Fluorine stands on its own
2,02g ------- 6,02×10²³
5,01×10⁴g --- x
N₂ + 3H₂ ⇒ 2NH₃
1mol : 3mol : 2mol
18,06×10²³ : 12,04×10²³
14,93×10²⁷ : y
B, Rocks are always being recycled into different forms.
Answer:
Explanation:
D I think I am dumb
sorry
Not necessarily, rain needs some mechanism such as instability of vertical air movement..