Ñe combustion og butenet
în oxygen Cairs
is
representes
in the equaction below
2 Cuttio lys +1302195 lolzlegs +8 CQ
Calcalate the volume of oxygen
at sot. f. need a to burn
30cm
of the butane.
3.​

"hydrogen bonding is the attraction of h atoms in the water molecule (slight + charge) to o atoms in a neighboring water molecule (slight - charge); it is a weak interatomic force. but it is still strong enough to the water molecules "stick" together."

4d^55s^1 ( third choice)