Uel soluto masa (g) = 10 g de arena tidad de la disolución (g) = 90 g de agua + 10 g de arena = 1009
centración = 100 x 100 = 10%
100 g
cios:
Calcula el % de masa de 5g de sal en 95 g de agua​

apartheid, (afrikaans: “apartness”) policy that governed relations between south africa's white minority and nonwhite majority and sanctioned racial segregation and political and economic discrimination against nonwhites. people should not get this wrong. i was just answering a question.

the communist manifesto is an 1848 political pamphlet by the german near the end of the manifesto, the authors call for a "forcible overthrow of all existing social conditions",  ..