How might this local environmental change affect people living in the east coast of the united state

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer

How many atoms are there in 5.70 mol of mg

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.