83. Two gm of sulphur is completely burnt in oxygen to form SO2. What is the volume (in L)
of oxygen consumed at STP?​

Identify and describe the three ways that mutations affect organisms.

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.

Determine type of reaction & predict the product c3h12+o2 =