Choose the INCORRECT statement.
A) Gypsum is CaSO4 ∙ 2H2O.
B) Plaster of Paris is calcium sulfate hexahydrate.
C) Quicklime is calcium oxide.
D) Slaked lime is calcium hydroxide.
E) Mortar used in bricklaying is made of slaked lime, sand, and water.
Correct Answer:
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Q25: Choose the INCORRECT statement.
A)The diagonal relationship is
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Q34: Finish the following reaction: SnO2 + NaOH(aq)
Q36: Choose the INCORRECT statement.
A) Group 2 (2A)
Q37: The Solvay process involves a reaction of
Q39: In the production of magnesium metal by
Q40: Finish the following reaction: Li(s) + N2(g)
Q41: Water treatment using a cation-exchange resin in
Q42: Which of the following is a weak
Q43: Which of the following methods are unable
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