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Which of the following is always true for an exothermic process?
Q8: Bromine has two naturally-occurring isotopes. <sup>79</sup>Br has
Q10: In the compound K[Co(C<sub>2</sub>O<sub>4</sub>)<sub>2</sub>(H<sub>2</sub>O)<sub>2</sub>] (where C<sub>2</sub>O<sub>4</sub><sup>2</sup>¯ =
Q18: Equal volumes of the following pairs of
Q20: Which of the following species could exist
Q21: In the formation of a transition metal
Q51: Sulfur trioxide is the anhydride of sulfuric
Q70: The compound P<sub>4</sub>O<sub>10</sub> is used in
Q79: Hydrochloric acid is widely used as a
Q80: Consider the balanced equation for the
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