Answer:
Neutron does not contain any charge because the charge of the quarks that made up the neutron balances each other out.
Hope it helps.
PPRR, PpRR, PPRr, and PpRr
To answer this question, all you to do is to divide the mass by the molar mass and that should get you your moles.

<em>= 3.5 mol NH₄</em>
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Crystallize below earths surface