A catalyst increases the rate of chemical reaction by
A catalyst increases the rate of chemical reaction by A. decreasing the temperature of the reaction B. decreasing…
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Which of the following compounds is not a double salt?
Which of the following compounds is not a double salt? A. Zn(OH)NO3 B. KAI(SO4)2 C. KCr(SO4)2 D. (NH4)2Fe(SO4)2…
Which of the following hydroxides will readily dissolved in water?
Which of the following hydroxides will readily dissolved in water? A. Cu(OH)2 B. NaOH C. Pb(OH)2 D. Zn(OH)2…
Which of the following acids from normal salt only?
Which of the following acids from normal salt only? A. Tetraoxosulphate (IV) acid B. Tetraoxophosphate (V) acid C.…
A solution that contains as much solute as it can dissolve at a given temperature…
A solution that contains as much solute as it can dissolve at a given temperature is said to…
Consider the reaction represented by the following equation: H 2(g) + (frac{1}{2}) O(g) → H…
Consider the reaction represented by the following equation: H 2(g) + (frac{1}{2}) O(g) → H 2O(g) ∆H =-285.8…
Salts that contain water of crystallization are said to be
Salts that contain water of crystallization are said to be A. anhydrous B. deliquescent C. efflorescent D. hydrated…
Which of the following dilute acids does not react with metals to liberate hydrogen?
Which of the following dilute acids does not react with metals to liberate hydrogen? A. CH3COOH(aq) B. HCI(aq)…
Which of the following expressions correctly represents Charles’ law?
Which of the following expressions correctly represents Charles’ law? A. PV = K B. R (alpha frac{1}{sqrt{p}) C.…
In a mixture of gases which do not react chemically together, the pressure exerted by…
In a mixture of gases which do not react chemically together, the pressure exerted by the individual gases…