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physiquepremiere.py

Created by lekiksdu04-1

Created on October 14, 2024

612 Bytes

quantite de matiere
n=m/M (n=mol) (m=g) (M=g.mol-1)

masse volumique 
rho=m/v(m=g) (v=ml)

liquide
n=rhoxV/M (rho=g.L-1) (v=L) (M=g.mol-1)
m=rhoxV (m=g)

densite d un liquide
d=rho/rho eau (rho=p) (rho eau=g.mol-1)

volume molaire d un gaz 
n=Vgaz/Vm (n=nb de mol) (vg=L)
(vm=25L.mol) a pression de 25°

concentration en masse 
t=msolute dissous/Vsolution
(t ou c=g.l-1) (m=g) (v=L)

concentration en quantite de matiere
c=Nsolute dissous/Vsolution 
(c=mol.L-1) (n=mol) v=(L)

concentration en masse (massique)
Cm=msolute/Vsolution
Cm=g.l-1 msolute=g Vsoltion=L
ou
cm=CxMsolute
M=g.mol-1

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