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Doctors Medicines MCQs Q&A

State whether a sample of each of the following would increase or decrease in a mass if exposed to air.

(a) Solid NaOH

(b) Solid CaCI2

(c) Solid Na2CO3 10H2O

(d) Conc, sulphuric acid

(e) Iron (III) Chloride

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1 Answers

(a) Increases

(b) Increase

(c) Decrease

(d) Increases

(e) Increases

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