Consider the reaction represented by the following equation: H2(g) + ½O(g) → H2O(g) ∆H =-285.8 KJmo -1 ∆H represents the enthalpy of?
A. formation B. hydration C. neutralization D. solution Correct Answer: Option A A. formationIn a mixture of gases which do not react chemically together, the pressure exerted by the individual gases is called?
A. atmospheric pressure B. partial pressure C. total pressure D. vapour pressure Correct Answer: Option B B. partial pressureWhich of the following expressions correctly represents Charles’ law?
A. PV = K B. Rn = PV C. PV = RT D. V = KT Correct Answer: Option D D. V = KTWhat is the value of -14°C on the Kelvin temperature scale?
A. 259K B. 287 K C. 287oK D. 259oK Correct Answer: Option A A. 259KProducts
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