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Basic Chemistry Quiz App Download - College Chemistry PDF e-Book

College Chemistry MCQs - Chapter 2

Basic Chemistry Quiz Questions & Answers PDF Download - 3

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The Basic Chemistry Quiz Questions and Answers PDF (Basic Chemistry Quiz PDF e-Book) download Ch. 2-3 to learn College Chemistry Course. Practice Isotopes MCQs, Basic Chemistry MCQ questions and answers PDF for best accredited online colleges. The Basic Chemistry Quiz App Download: Free College Chemistry App to learn basic chemistry, moles career test for colleges offering online degree programs.

The Quiz: The number of isotopes which oxygen atom has is "Basic Chemistry" App (iOS, Android) with answers: five, three, nine, and two to learn certification courses online. Study Crystals & Classification Quiz Questions, download Amazon e-Book (Free Sample) for best accredited online colleges.

Basic Chemistry Exam Questions and Answers PDF Download: Test 3

MCQ: 11

The number of isotopes which oxygen atom has is

  1. three
  2. five
  3. nine
  4. two
MCQ: 12

C3H4O3 is empirical formula for vitamin

  1. C
  2. A
  3. B
  4. D
MCQ: 13

Moleis defined as the mass of an element divided by

  1. Molar mass
  2. atomic number
  3. atomic mass
  4. empirical formula
MCQ: 14

The ordinary microscope can measure up to

  1. 400nm
  2. 500nm
  3. 200nm
  4. 700nm
MCQ: 15

The molecules expressed by formula unit mass are

  1. atoms
  2. neutral gases
  3. covalent
  4. ionic

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