1. What is missing from the graph? 2. What can you predict about California’s population density?
3. What can you predict about China’s population density?
Please answer correctly

Theoretically, which metal should be the most reactive? hydrogen lithium francium fluorine

Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains