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4601

An example of a salt that can dissolve in water to form a solution with a pH of 7.

  • A. sodium chloride
  • B. ammonium chloride
  • C. ammonium tetraoxosulphate(VI)
  • D. sodium trioxocarbonate(IV)
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4602

PCl\(_5\)\((_g\)) → PCl\(_3\)\((_s\))  +  Cl\(_2\)\((_g\))

In the equation above, the reaction will be spontaneous if

  • A. ΔH = constant
  • B. ΔH = + ve
  • C. ΔH = zero
  • D. ΔH = - ve
View Answer & Discuss (3) JAMB 2025
4603

C\(_2\)H\(_5\)OH   +  CH\(_3\)COOH  ⇌  CH\(_3\)COOC\(_2\)H\(_5\)  +  H\(_2\)O

The reaction above is

  • A. condensation
  • B. fermentation
  • C. esterification
  • D. hydrolysis
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4604

CH\(_3\) - CH\(_2\) - COOCH\(_2\) - CH\(_3\)

From the condensed structure above, the reactants are

  • A. ethanol and ethanoic acid
  • B. propanol and propanoic acid
  • C. propanol and ethanoic acid
  • D. propanoic acid and ethanol
View Answer & Discuss (2) JAMB 2025
4605

The stainless steel alloy is used for making

  • A. cutlery
  • B. permanent magnets
  • C. rock crushers
  • D. bridges
View Answer & Discuss (3) JAMB 2025
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