Which of the following identifies the maximum number of moles of products formed when 0.90 moles of sccl3 is mixed with 0.90 moles koh in water solution?

sccl3 +3koh --> sc(oh)3 +3kcl

sc(oh)3. kcl
0.30 0.30
0.30 1.00
0.30 0.90
0.90 0.30
0.90 0.90

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.