Answer:
It's determined by the ability of one mineral to scratch another mineral.
3Mg + 2H3(PO4) —> Mg3(PO4)2 + 3H2
I think
V1 = 5L = 5000ml V2 = ?
T1 = 25°C = 25+273 T2 = -120°C
= 297K = -120+273
= 153K
By Charles Law,
V1/T1 = V2/T2
5000/297 = V2/153
By solving,
V2 = 2.576L
Answer:
friction
Explanation:
the resistance that one surface or object encounters when moving over another.
