When iron rusts in air, iron(III) oxide is produced. How many moles of oxygen react with 78.4 mol
of iron in the rusting reaction?
4Fe(s) + 302(g) – 2Fe2O3(s)
Select one:
O a. 58.8
O b. 105
O c. 78.4
O d. 118

A 58.8
If you divide 78.4 by 4 and multiple it by 3, you get 58.8 moles.

The independent variable is the type of music.the dependent variable is the pulse rate.the intervening variable is the age of the subject.if the mother does not like rock, her pulse is likely to not increase.the same might be true for the sister.the friend may like rap and gets excited.to establish cause/effect relationship, all of the subjects must be consistent.hope i .

The answer is d.potassium