How many moles of Al are needed to produce 25.6 moles of Fe?

Which of the following would be an accurate picture of the earth during the summer time of the northern hemisphere?

Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?

Name the intersection of plane bpq and plane cpq.