Use chemical principles to discuss the following observations: a. CO2 sublimes at 78C, whereas SiO2 boils at
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a. CO2 sublimes at –78°C, whereas SiO2 boils at 2200°C.
b. HF boils at 19°C, whereas HCl boils at –85°C.
c. CF4 boils at –128°C, whereas SiF4 boils at –86°C.
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