How many moles of Fe are needed to produce 6.75mol Fe, oz, when it reacts with excess O,?
_ Fe +_ _ - _ Fe, o,
13.5mol Fe}

According to the tide table below what time of day will the highest tide occur? (2 pt) the highest tide will occur at

In the following table, all the columns for the element calcium are filled out correctly. element electron structure of atom electron structure of ion net ionic charge calcium 1s22s22p63s23p64s2 1s32s22p63s23p64s1 +1 true false

What is the average rate of the reaction between 10 and 20 s?