Explain what accounts for the variable oxidation states, complete ions and colours of transition elements.

All cells are made of four types of acids, lipids, proteins, and carbohydrates.

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.

What energy is it when you flip on a switch on a lamp