How much heat, in kilojoules, is needed to produce 1850 grams of ammonia (NH3), according to the following reaction? 2 N2 + 6 H2O 4 NH3 + 3 O2 ΔH = + 1530 kJ

Butadiene undergoes a reaction at a certain temperature in the gas phase as follows: 2c4h6(g) --> c8h12(g) the following data were collected for this reaction: time (min) [c4h6] (m) 0 0.36 15 0.30 30 0.25 48 0.19 75 0. determine the order of the reaction and the rate constant. 1st order and k = 4.3x10 -4 s-1 1st order and k = 2.3x10-4 s-1 2nd order and k = 4.3x10-4 s-1 2nd order and k = 2.3x10-4 s-1 zero and k = 4.3x10-4 s-1

Which statement describes james chadwick’s discovery.

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