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Which of the following is a closed system?
Answer: C. Tea in steel kettle The following tea in steel kettle is a closed system.
Answer: C. Tea in steel kettle
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Born-Haber cycle is very useful in the determination of
Answer: A. Lattice energy Born-Haber cycle is very useful in the determination of lattice energy.
Answer: A. Lattice energy
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The standard heat of formation of diamond is
Answer: C. Greater than that of graphite The standard heat of formation of diamond is greater than that of graphite.
Answer: C. Greater than that of graphite
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At the state of equilibrium, the entropy change of a system and its surrounding
Answer: B. Remains constant At the state of equilibrium, the entropy change of a system and its surrounding remains constant.
Answer: B. Remains constant
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Which metallic sulphide will not precipilate if hydrogen sulphide is passed through an aqueous solution containing?
Answer: D. Sodium chloride The metallic sulphide will not precipilate if hydrogen sulphide is passed through an aqueous solution containing sodium chloride.
Answer: D. Sodium chloride
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H+ ion produces common ion effect in the wet analysis of
Answer: B. Group-II metals H+ ion produces common ion effect in the wet analysis of group-II metals.
Answer: B. Group-II metals
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People suffering from gastiritis has pH value
Answer: A. More than seven People suffering from gastiritis has pH value more than seven.
Answer: A. More than seven
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In which of the following acid-base titration, pH greater than 8 at the equivalence point?
Answer: B. Acetic acid versus sodium hydroxide Acetic acid versus sodium hydroxide is the acid-base titration, pH is greater than 8 at the equivalence point.
Answer: B. Acetic acid versus sodium hydroxide
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When a basic solution is diluted, its pH value
Answer: B. Decrease When a basic solution is diluted, its pH value decreases.
Answer: B. Decrease
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When ammonium chloride is added to ammonia solution, the ph of the resulting solution will be
Answer: C. Decreased When ammonium chloride is added to ammonia solution, the pH of the resulting solution will be decreased.
Answer: C. Decreased
See lessWhen ammonium chloride is added to ammonia solution, the pH of the resulting solution will be decreased.