Use the balanced chemical equations to solve the following problems N2 (g) + 3 H2 (g) → 2 NH3 (8)
How many moles of hydrogen gas are needed to completely react with two moles of nitrogen gas?

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.

Adeuteron, 21h, is the nucleus of a hydrogen isotope and consists of one proton and one neutron. the plasma of deuterons in a nuclear fusion reactor must be heated to about 3.02×108 k . what is the rms speed of the deuterons? express your answer using two significant figures.

In which block of the periodic table is uranium (u) found? s blockd blockp blockf block