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IGCSE O Level Chemistry Certification Exam Tests

IGCSE O Level Chemistry Practice Test 39

Relative Molecular Mass Quiz Questions with Answers PDF Download - 39

The Relative Molecular Mass Trivia Questions and Answers PDF (Relative Molecular Mass Quiz Answers PDF e-Book) download Ch. 3-39 to solve IGCSE O Level Chemistry Practice Tests. Learn Chemical Formulae and Equations MCQ Questions PDF, Relative Molecular Mass Multiple Choice Questions (MCQ Quiz) to study online classes courses. The Relative Molecular Mass Trivia App Download: Free educational app for relative molecular mass, catalysts and enzymes, electrolyte and non electrolyte, ph scale: acid and alkali, mass, volume, time and temperature test prep for GRE prep classes.

The Trivia MCQ: The greatest proportion by mass of nitrogen is in; "Relative Molecular Mass" App (iOS & Android) with answers: Ammonium nitrate (NH4NO3); Hydrazine (N2H4),; Ammonium sulphate (NH4)2SO4; Urea (NH2CONH2); for GRE prep classes. Study Chemical Formulae and Equations Questions and Answers, Google eBook to download free sample for schools that offer certificate programs.

Relative Molecular Mass Quiz with Answers PDF Download: MCQs 39

MCQ 191:

The greatest proportion by mass of nitrogen is in

  1. Hydrazine (N2H4),
  2. ammonium nitrate (NH4NO3)
  3. ammonium sulphate (NH4)2SO4
  4. urea (NH2CONH2)
MCQ 192:

The optimal temperature for enzymes is

  1. room temperature
  2. 35-37 °C
  3. 40-45 °C
  4. above 45 °C
MCQ 193:

Anodic oxidation refers to the

  1. loss of electrons at the anode
  2. gain of electrons at the cathode
  3. loss of electrons at the cathode
  4. gain of electrons at the anode
MCQ 194:

Seawater has a pH of

  1. 5
  2. 7
  3. 9
  4. 11
MCQ 195:

Approximate volume can be measured through

  1. volumetric flask
  2. burette
  3. measuring cylinder
  4. beaker

IGCSE O Level Chemistry Exam Prep Tests

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Relative Molecular Mass App (Android & iOS)

Relative Molecular Mass App (Android & iOS)

O Level Chemistry App (Android & iOS)

O Level Chemistry App (iOS & Android)

9th Grade Chemistry App (Android & iOS)

9th Grade Chemistry App (Android & iOS)

A level Chemistry App (Android & iOS)

A level Chemistry App (iOS & Android)