List of top Chemistry Questions

What is the pH of a solution of \( 0.01 \, \text{M} \, \text{HCl} \)?
Which of the following is a characteristic property of acids?
What is the molar volume of an ideal gas at standard temperature and pressure (STP)?
Which of the following is an example of an exothermic reaction?
What is the pH of a solution with a \( \text{H}^+ \) concentration of \( 1 \times 10^{-3} \, \text{mol/L} \)?
Which of the following acids is a strong acid?
Which of the following gases has the highest density at STP?
What is the number of moles in 18 g of water (\( \text{H}_2\text{O} \))?
What is the pH of a solution if the concentration of \( \text{H}^+ \) ions is \( 1 \times 10^{-5} \, \text{mol/L} \)?
Which of the following is an example of a redox reaction?
What is the molar mass of \( \text{NaCl} \)?
What is the pH of a \( 0.01 \, \text{M} \) solution of \( \text{NaOH} \)?
What is the oxidation number of sulfur in \( \text{H}_2\text{SO}_4 \)?
Which of the following compounds has the highest boiling point?
What is the pH of a \( 0.01 \, \text{M} \) solution of \( \text{HCl} \)?
Which of the following gases has the highest density at STP?
What is the molecular mass of \( \text{K}_2\text{SO}_4 \)?
What is the standard electrode potential of a half-reaction in which electrons are transferred from \(Ag^+\) to \(Ag\)?
Which of the following is a characteristic of a coordination compound?
For a first-order reaction, the rate constant is \(k = 0.01 \, \text{s}^{-1}\). What is the half-life of the reaction?
Which of the following is the major product of the reaction between 1-bromobutane and potassium hydroxide in ethanol?
Which of the following elements has the smallest atomic radius?
How many moles are present in \(44\, \text{g}\) of \(CO_2\)?
(Molar mass of \(CO_2 = 44\, \text{g/mol}\))
The role of a catalyst is to change _____________ .
Lower carboxylic acids are highly soluble in water. Explain.