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Question: Which of the following compounds contains a double bond? (2023)Options: H2OCO2NH3CH4Correc..
Question: What is the maximum oxidation state of phosphorus in its compounds? (2021)Options: +3+5+7+..
Question: What is the number of moles in 500 mL of a 2 M NaCl solution? (2023)Options: 10.520.25Corr..
Question: How many grams are in 4 moles of potassium chloride (KCl)? (2022)Options: 74 g148 g296 g37..
Question: What is the number of moles in 10 grams of hydrogen gas (H2)? (2019)Options: 50.512Correct..
Question: If you have 0.25 moles of sulfuric acid (H2SO4), what is its mass? (2023)Options: 49 g98 g..
Question: What is the pH of a 0.01 M solution of phosphoric acid (H3PO4)?Options: 1.02.03.04.0Correc..
Question: What is the pH of a 0.1 M solution of K2CO3?Options: 9.010.011.012.0Correct Answer: 10.0So..
Question: What is the pH of a 0.1 M solution of sodium acetate (Ka for acetic acid = 1.8 x 10^-5)?Op..
Question: Calculate the pH of a 0.05 M NH4Cl solution (Kb for NH3 = 1.8 x 10^-5).Options: 4.755.255...
Question: What is the pH of a solution that is 0.01 M in both HCl and NaOH?Options: 01714Correct Ans..
Question: What is the pH of a 0.001 M acetic acid solution (Ka = 1.8 x 10^-5)?Options: 2.873.874.875..
Question: If 50 mL of 0.1 M H2SO4 is diluted to 250 mL, what is the new concentration?Options: 0.02 ..
Question: Which method of depreciation would result in the highest expense in the first year?Options..
Question: What is the effect of depreciation on the financial statements?Options: Increases net inco..
Question: If a company uses the declining balance method and has a depreciation rate of 30%, what is..
Question: What is the double declining balance method of depreciation?Options: A method that acceler..
Question: What type of reaction occurs when ethene reacts with bromine?Options: SubstitutionAddition..
Question: What is the effect of temperature on the cell potential according to the Nernst equation?O..
Question: In a Daniell cell, which metal acts as the anode?Options: CopperZincSilverLeadCorrect Answ..
Question: What is the relationship between Gibbs free energy (ΔG) and cell potential (E) in electroc..
Question: If the concentration of Cu²⁺ in a cell is increased, what happens to the cell potential?Op..
Question: In a galvanic cell, if the anode reaction is Zn → Zn²⁺ + 2e⁻, what is the cathode reaction..
Question: Which transition metal is known for forming complex ions with a coordination number of 6?O..
Question: What is the relationship between the rate of reaction and temperature according to the Arr..
Question: For a reaction with a rate constant of 0.02 M⁻¹s⁻¹ and initial concentration of 0.5 M, wha..
Question: In a reaction, if the concentration of reactant A is halved, and the rate constant remains..
Question: What is the unit of the rate constant for a first-order reaction? (2023)Options: M/sM²/ss⁻..
Question: In a second-order reaction, if the initial concentration is 0.1 M and the rate constant is..
Question: Which of the following has the highest bond energy? (2023)Options: C-HC-CC=NC≡CCorrect Ans..
