A certain ore is 33.0% nickel by mass. How many kilograms of this ore would you need to dig up to have 25.0 g of nickel?

How does granite (igneous) change into sandstone (sedimentary) ?

What are the coefficients that balance AlBr3 + LiOH > Al (OH) 3 + LiBr

Can an ionic compound ever consist of a cation-cation or anion-anion bond?

How many oxygen atoms are in three moles of NaCO3

Earthquakes happen when rocks bend and snap back in a procès called

Determine the number of moles 1) 20g Na and 2) 34g H2O

Nitrogen dioxide (NO2) gas and liquid water (H2O) react to form aqueous nitric acid (HNO3) and nitrogen monoxide (NO) gas. Suppose you have 5.0 mol of NO2 and 11.0 mol of H2O in a reactor. Suppose as much as possible of the NO2 reacts.

How long does it take the Earth to rotation and revive

What is Charles' law formula?

Which stars have the highest absolute brightness? Select one: a. Supergiants b. Giants c. Yellow stars d. Dwarfs