How many grams of CO2 are produced from 0.64 miles of Fe2O3? How many moles of iron are produced from 42.9 g of Carbon Monoxide?

What mass of CO will be needed to make 253.6g of Fe2O3?

Use three significant digits and don’t use labels.

Which of the following statements about acidic water is true? a. acid has no effect on the h,o molecules. b. the solution contains a larger number of oh ions than h,o ions. c. the solution contains a larger number of h,o ions than qh ions. d. the solution contains an equal number of h,o ions and oh ions. none of the above e.

May someone me with these science questions

How does the value of the equilibrium constant show that a reaction reaches equilibrium very quickly? (a) the equilibrium constant is large. (b) the equilibrium constant is small. (c) the equilibrium constant is zero. (d) the value of the equilibrium constant does not show how quickly a reaction comes to equilibrium.