cfrith7 cfrith7

19-12-2017
Chemistry

contestada

Gravity → hydrogen + hydrogen ← Gravity
Look at the above diagram. Gravity forces hydrogen atoms together to form
A) electricity.
B) helium.
C) magnetism.
D) planets.

Respuesta :

Dejanras Dejanras

20-12-2017

B) helium. Atomic mass of helium is 1, and sum of two hydrogen give atomic mass 2.

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Erudite1 Erudite1

20-12-2017

The correct option is B.
When two hydrogen atoms comes together they form helium atom. Hydrogen atom has only one electron in its outermost shell. When two hydrogen atoms comes together by reason of some external force, the two atoms will combine together to form helium atom.

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