what is ALFA ray?...............
rocky5527:
mai tumse bat krta hu toh he phadii kr pata hu warna nhi kr saku ga
plz re fugii......
Achha g ...kya baat h ...eaa nhi hota ...Problem smjho ...nhi kr skti
tu ajj agar message nhi kri ge ge toh mera agal exam krab ho jye ga. or mai khana v nhi khu ga
i want u
plzzzzxz*********
plzz
plz
mai tmmko fugii bolta hu isliye tmko bura lgta hai na. promise ab fugii nhi bolu ga
plz afsana
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consist of two protons and two neutrons bound together into a particle identical to a helium-4 nucleus
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