For which of the following reactions is S° > 0.1. CH4(g) + H2O(g) 3H2(g) + CO(g)2. NH4HS(s) NH3(g) + H2S(g)3. C2H4(g) + H2O(g) CH3CH2OH(g)4. 2CO2(g) + N2(g) 2CO(g) + 2NO(g)5. H2CO(g) + O2(g) CO2(g) + H2O(l)

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.

Identify the correct mole ratio for each substance. sodium chloride (nacl) na: cl = 1: ammonium nitrate (nhno) h: o = 4:

What is the chemical formula of magnesium bromide? a. mgbr2 b. mgbr c. mg2br2 d. mg2br