B. True or False 1. When two or more materials are combined a mixture is formed. 2.Heterogeneous mixture is when the solid materials is mixed with other solid materials and each of the combined materials can be identified. 3. Some solid materials completely dissolved in the liquid materials but others do not. 4.Some solid materials settled at the bottom of the container, while others stayed within the liquid. 5.Oil and water when dissolved will mixed completely.
