Entrées - ABB i-bus KNX (Home and building automation)
BE/S4.20.2.1 | ABB
BE/S8.20.2.1 | ABB
SOLVED: Consider the following balanced thermochemical equation for a reaction sometimes used for H2S production: 1/8 S8(s) + H2(g) â†' H2S(g) ΔHrxn = -20.2 kJ (a) Is this an exothermic or endothermic