If you began with 12 moles of Fe2O3,approximatelyhow many moles of pure iron would be formed as a product?

Ascientist measures the speed of sound in a monatomic gas to be 449 m/s at 20∘c. what is the molar mass of this gas?

20 pts ‼️ an unmanned spacecraft travels to mars. mars has a lower strength of gravity than earth. where in the image is the spacecraft’s weight the greatest?

Light waves can move through , but they travel fastest when they move through a(n) .