JAMB 2024 A sample of orange juice is suspected to have been contaminated with a yellow dye. Which of the following methods can be used to detect the dye?
JAMB 2024 The solubility of Na₃AsO₄(H₂O)₁₂ is 38.9g per 100g H₂O. What is the mass percentage of Na₃AsO₄ in the saturated solution? (As = 75, Na = 23, O = 16…
JAMB 2024 When chlorine is passed into water and subsequently exposed to sunlight, the gas evolved is?
JAMB 2024 If 24.83 cm³ of 0.15 M NaOH is titrated to its end point with 39.45 cm³ of HCl, what is the molarity of the HCl?
JAMB 2024 The maximum number of electrons that can occupy the shell having a principal quantum number of 3 is
JAMB 2024 The heat accompanying the reaction represented by the equation H₂O (l) → H₂O(g) is described as the heat of
JAMB 2024 An isotope has an atomic number of 17 and a mass number of 36. Which of the following gives the correct number of neutrons and protons in an atom of…