How many grams of SO3 are produced when 20.0 g FeS2 react with 16.0 g O2 according to this balanced equation?(Hint: Determine the limiting reactnant first.)

The element that has the greatest electronegativity is

Which of these is an example of pseudoscience? a) predicting the time of sunrise based on data on position of earth b) predicting the date of the moon phases based on data on position of earth c) predicting eclipses based on the position of the sun and the moon d) predicting future events in a person's life based on the position of the moon

How many moles of water are created if 3 moles of hydrogen react completely with excess oxygen?