What is the world's biggest source of power after fossil fuels

State the formula for density in words and mathematical symbols

Iknow #2 is d. i just need to know why

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.