Oblicz, ile gramów kwasu siarkowego(VI) H2SO4 potrzeba do przygotowania 0,6 dm3 70 – procentowego roztworu o gęstości 1,5 g/cm3

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.