How many atoms are in 1.50 moles of iron?

9.03*10^23 atoms

Explanation:

Since one mole is 6.02*10^23 you'd multiply this number by 1.5 which is 9.03*10^23 and its already in sig figs

a pan containing water is placed in a positio n where it is exposed to a 10 mile per hour wind. the pan contains a uniform depth of 1.27 cm of water, is quite wide, and has a length of 2.44 m in the wind direction. the water in the pan is at a constant temperature of 15.5 °c.