Question

Cuantos litros deH2SO4 estan contenidos en 970 ml de solucion al 31.25%

Answer 1

fórmula: %v/v = v soluto  x  100
                         ````````````
                            v solc.

1. despejar volumen de soluto de la fórmula

v =soluto = 970 mL  x  31.15 mL/mL
                  ``````````````````````````````````
                               100

V soluto = 303 mL

2. convertir mL a L

  1 L  ........ 1000 mL
    X  -------   303 mL

X  = 0.303 L de H2SO4