Given the following galvanic cell Cr | Cr 3+ ||Fe2+ | Fe, determine the cell potential and standard free energy

How many moles of al3+ ions are in 1.25 moles of al2o3

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

Marcel just purchased 1.69 grams of iron fillings in order to make living putty for his 6 year old niece. how many moles of iron are made in his sample?