1) The equilibrium constant Kc of the reaction A + B ⇄ C + D is equal to 9.
If 0.4 mol of A and 0.4 mol of B are reacted, the number of moles of D formed is:
a) 0.30
b) 0.60
c) 0.40
d) 0.36
e) 0.18

What is the relationship of air masses and the temperature of oceans?

Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.

What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.