What is the chemical formula for light energy

6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.

How does the viscosity of magma change as magma cools?

Areaction is first order with respect to reactant x and second order with respect to reactant y. which statement describes the rate law for this reaction?