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How many moles of Na+ are present in 343 mL of a 1.27 M solution of Na2SO4?
Q17: Which of the following compounds would you
Q37: Which solution has the same number of
Q50: What is the molecular formula for pentane?<br>A)C<sub>2</sub>H<sub>8</sub><br>B)C<sub>3</sub>H<sub>6</sub><br>C)C<sub>4</sub>H<sub>8</sub><br>D)C<sub>5</sub>H<sub>12</sub><br>E)C<sub>5</sub>H<sub>10</sub>
Q58: The ground state electron configuration of Ga
Q96: Predict the empirical formula of the ionic
Q125: The formula of ammonium carbonate is _.<br>A)(NH<sub>4</sub>)<sub>2</sub>CO<sub>3</sub><br>B)N
Q133: The formula for a salt is XBr.
Q138: Of the metals below, only _ will
Q144: The _ subshell contains only one orbital.<br>A)5d<br>B)6f<br>C)4s<br>D)3d<br>E)1p
Q168: A 31.5 mL aliquot of H<sub>2</sub>SO<sub>4</sub> (aq)of