Una mezcla sólida formada por las sustancias A, B, C Y D contienen las siguientes cantidades: 15 g de A, 40g de B, 150g de C y 350g de D. Halla el porcentaje en masa de cada sustancia. Sería una gran ayuda, gracias ^^.

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car