✅Examen #2- Unidades de Concentracion

Question 1

molaridad

Answer 1

moles soluto/volumen solucion (L)

Question 2

molalidad

Answer 2

moles soluto/masa disolvente (kg)

Question 3

fraccion molar

Answer 3

moles soluto/moles solucion

Question 4

%m/m

Answer 4

masa soluto/masa solucion x 100

Question 5

%m/v

Answer 5

masa soluto (g)/volumen solucion (mL) x100

Question 6

%v/v

Answer 6

volumen soluto/volumen solucion x100

Question 7

ppt

Answer 7

masa soluto/masa solucion x10^3

Question 8

ppm

Answer 8

masa soluto/masa solucion x 10^6

Question 9

ppb

Answer 9

masa soluto/masa solucion x 10^9