3-hexyne from 1 - butyne​

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.

If you try to move a piano and are unable to move it, did you perform any work in the scientific sense of the word? yes or no?

What do many bases have in common? apex chemistry sem 2