The difference in global temperature between an Ice Age and a warm period is about: (no links please o lyrics answers please no trolls please)​

Adrop of acetone (nail polish remover) has a mass of 35 mg and a density of 0.788 g/cm3. what is its volume in cubic centimeters?

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?

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.