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chemistry
Matching [5] a) blood a. Na b) Sodium b. Deposition c) Sulphur c. solid d) Gas to solid d. liquid e) lustre e. Variable valency
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The amount of heat required to convert 1 kg of solid into liquid at one ... (e) Na. 2. O. (b) H2S. (f) CO, CO2. ( c) NH. 3. (d) CCl. 4. 16. (a) Incorrect, the ... (a) Mass of sodium atoms carried by Krish = (5 × 23) g = 115 g.
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