Answer:
Explanation:When sodium metals reacts with iron (ll) chloride,iron metal and sodium chloride are formed. -2 Na(s)+fella(s) fev(s)+2Naci.
A: Na3PO4 + MnCl2 > Mn3(PO4)2 + NaCl
The answer is D. hope I was right
Explanation:
Entropy of a reaction ΔS∘rxn is the degree of disoderliness in a system. Gases generally have a higher degree of disorder compared to liquids. Hence for the reaction 2H2(g)+O2(g) ⟶ 2H2O(l), the entropy decreases sice the reactants are in the gaseous state and the products is in the liquid state of matter
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➷ It is because it involves experimentation and observation of the pencil dropping from different heights.
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