Coal gas is made up of carbon (II) oxide, hydrogen and?
nitrogen
air
argon
methane
Correct answer is D
No explanation has been provided for this answer.
A compound that will NOT produce oxygen on heating is?
potasium dioxonitrate (III)
lead (IV) oxide
potassium trioxochlorate (V)
potassium trioxonitrate (V)
Correct answer is A
No explanation has been provided for this answer.
mE + nF → pG + qH. In the equation above, the equilibrium constant is given by?
(E)m(F)n/ (G)n(H)q
(E)(F) / (G)(H)
(G)p(H)q / (E)m(F)n
(G)(H) / (E)(F)
Correct answer is C
No explanation has been provided for this answer.
Oxidation of concentrated hydrochloric acid with manganese (IV) oxide liberates a gas used in the?
manufacture of tooth pastes
treatment of simple golitre
vulcanization of rubber
sterilization of water
Correct answer is D
No explanation has been provided for this answer.
One method of driving the position of equilibrium of an endothermic reaction forward is to?
increase temperature at constant pressure
dcrease pressure at constant temperature
cool down the apparatus with water
decreases temperature at constant pressure
Correct answer is A
No explanation has been provided for this answer.