What are centimeters, kilometers, and millimeters?

What is the correct lewis structure for chloroform chcl3

The number at the end of an isotope’s name is the number.

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.