A solution contains 39 phosphoric acid by mass. This means that ________.
A) 100 g of this solution contains 39 g of phosphoric acid
B) 1 mL of this solution contains 39 g of phosphoric acid
C) 1 L of this solution has a mass of 39 g
D) 1 L of this solution contains 39 mL of phosphoric acid
E) the density of this solution is 3.9 g/mL
Question 2
Which of the following can form both high- and low-spin octahedral complexes?
A) Cr2+
B) Cr3+
C) Zn2+
D) Cu+
E) All of the above can form either high- or low-spin complexes.
Question 3
Predict the major ion form for aluminum.
A. Al2+
B. Al2
C. Al3+
D. Al3
Question 4
What book helped establish the scientific method by arguing that theories are no better than the experiments on which they are based?
A) Elementary Treatise on Chemistry
B) Methods of Chemical Research
C) Scientific Investigations of Gases
D) The Sceptical Chymist
E) none of the above
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