What is the molecular shape and bond angle at the indicated carbon?

0.09 moles of sodium sulfate in 12 ml of solution

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.

Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table