O metano, a amônia, a água e o fluoreto de hidrogênio são substâncias moleculares cujas estruturas de Lewis se representam na tabela seguinte.

Metano, CH 4 Amônia, NH 3 Água, H 2 O Fuoreto de hidrogênio,

HF

Indica o tipo de ligação que se estabelece entre os átomos que constituem estas moléculas.

When a comet collides with earth, it adds material to our planet and causes great damage. therefore, a collision like this is a a. destructive force b. constructive force c. geologic process and event d. constructive and destructive force

If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?

In vapor-liquid equilibrium in a binary mixture, both components are generally present in both phases. how many degrees of freedom are there for such a system? the reaction between nitrogen and hydrogen to form ammonia occurs in the gas phase. how many degrees of freedom are there for this system? steam and coal react at high temperatures to form hydrogen, carbon monoxide, carbon dioxide, and methane. the following reactions have been suggested as being involved in the chemical transformation: