Mg(s) + Cu(NO3)2(aq) → Mg(NO3)2(aq) + Cu(s) How will the rate of the chemical reaction change if the solid piece of magnesium metal is ground into a powder?
Select one:
a. Increase
b. Cannot be predicted
c. Will not change
d. Decrease

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 what environment would mineral formation caused by high pressures and high temperatures most likely occur?

Which description best characterizes the motion of particles in a solid?