Answer the multiple choice question below Which physical property allows liquid-liquid mixtures to be separated using filtration?
I
A. Melting point
В.
Density
C.
Flammability
Evaporation

During chemistry class, carl performed several lab tests on two white solids. the results of three tests are seen in the data table. based on this data, carl has concluded that substance b must have bonds.

How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next

Is the flow of energy during vaporizing more like the flow during melting or during freezing