For each reaction, find the value of δso. report the value with the appropriate sign. (a) 3 no2(g) h2o(l) → 2 hno3(l) no(g) j/k (b) n2(g) 3 f2(g) → 2 nf3(g) j/k (c) c6h12o6(s) 6 o2(g) → 6 co2(g) 6 h2o(g) j/k

Where are each of the three particles located within the atom?

Aroller coaster is traveling at 13 mi./s when you purchase a hill that is 400 m long and down the hill exonerate at 4.0 m/s squared what is the final velocity of the posterior found your answer to the nearest number

4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.