Se utilizaron 30 gramos de sal para preparar 150ml de agua salada. ¿cual será su concentración expresada en % m/v?
Primero veamos los datos que tenemos:
Masa de soluto: 30 gr de sal
Volumen de la solución: 150 ml
masa de soluto
Fórmula para calcular %m/v= X 100
Volumen de la solución
30 gr
% m/v = x100 = 20 % m/V
150 m

a police officer and a ambulance

sorry i was late, but i don't know what assignment your talking about, i'm in flvs as well, im in earth space science. but u are behind pace bc every class should be in the 3's or 4'

8 m/s because for him to get the same amount of energy as ray is putting out, bobby, who weighs half as much as ray, needs to run twice as fast.

< > according to newton's third law of motion, forces always act in equal but opposite pairs. another way of saying this is for every action, there is an equal but opposite reaction.< >