True; Heilum is in Group 18 which are called “Noble Gases”
The compound Ammonium Phosphate is (NH4)3PO4 while that of sodium acetate is NaC2H3O2.
<h3>What is an ionic compound?</h3>
An ionic compound is compound that is composed of ions. We know that a poly atomic ion is an ion that contains more than one atom.
Looking at the options that have been provided, we know that the correct formula for the compound Ammonium Phosphate is (NH4)3PO4 while that of sodium acetate is NaC2H3O2.
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Answer:
(atoms.............) is the homogeneous mixture
% yield = (actual yield / theoretical yield) x100
(87.4 / 129) x100 = 67.75%