<span>SBr4 has 4 bonds and 1 lone pair of electrons with a trigonal bipyramidal arrangement with the shape of a seasaw.</span>
Hydrogen gas is H2, so it is not an atom, it is a molecule.
Magnesium chloride is an example of an ionic compound which is a compound composed of ?
Magnesium chloride is a compound which is composed of positive and negative ions. I hope this helps you :)
Answer:
C. 17 grams.
Explanation:
∵ mass % = [mass of solute/mass of solution] x 100.
mass of solute (NaCl) = ??? g & mass of solution = 140.0 g.
<em>∴ mass of NaCl = (mass %)(mass of solution)/100 </em>= (12.0)(140.0)/100 = <em>16.80 g ≅ 17.0 g.</em>