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chemistry questions
QUESTION 1
A/Sand has the ability to B/Dissolves in water C/Sublimate when heated D/Evaporate when heated E/None of the above ______ QUESTION 2 The chemical NH4Cl has the ability to: A-Dissolves in water B-Sublimate when heated C-Melt when heated D-Evaporate when heated _______ Question3 Ammonium chloride has the ability to change directly from the solid to the gas state without using the heat. True False __________ QUESTION 4 Which technique do you use to dry out the wet sand? Filtration Decantation Using heat for sublimation . Using heat for evaporation ___________ QUESTION 5 When heating a mixture of salt, and ammonium chloride, which substance will be affected? All of them Sand and salt only Sand only Ammonium chloride only |
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