Since there are 8 hydrogen atoms on the product side, there needs to be 8 hydrogen
atoms on the reactant side.
Which coefficient should be placed in front
of the water to give 8 hydrogen atoms on the
reactant side?

a gas, having a molecular weight of 13 kg/kmol and a kinematic viscosity of 0.25 cm2/s, flows through a pipe 0.25 m internal diameter and 5 km long at the rate of 0.4 m3/s and is delivered at atmospheric pressure.

give me abc and i will get it for u.

answerca air mass;