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Course: EST 2 Chemistry
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EST 2 Chemistry

Structure of Matter

0/11

States of Matter

0/7

Reaction Types

0/9

Stoichiometry

0/7

Equilibrium and Reaction Rates

0/7

Thermochemistry

0/5

Descriptive Chemistry

0/7

Laboratory Skills

0/5
Quiz

The mole – Check yourself

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Mole EST Chemistry check yourself quiz: free practice for EST 2 Chemistry. Work through this Mole EST Chemistry check yourself quiz and get instant feedback on every answer. If you get stuck, review the 4.1 The mole lesson. More practice: EST 2 Chemistry — all units. Syllabus: OpenStax free science textbooks.

  • Questions count: 9
  • Passing grade: B+
  • Time limit: 10 minutes
Start Quiz
1.
Molar mass of CaCO3 (Ca 40, C 12, O 16)
68
100
84
116
2.
Moles in 11.2 L of gas at STP
0.5
1
2
11.2
3.
Atoms in 1 mol of NH3
6.02 × 1023
1.2 × 1024
2.4 × 1024
4
4.
Mass of 0.25 mol NaOH (40 g/mol)
10 g
160 g
4 g
40 g
5.
Which statement best describes Mole?
Mass of one mole of a substance in g/mol.
22.4 L/mol for a gas at STP.
The amount of substance containing 6.022 × 1023 particles.
6.022 × 1023 particles per mole.
6.
Which statement best describes Avogadro's number?
22.4 L/mol for a gas at STP.
The amount of substance containing 6.022 × 1023 particles.
The unit counted: atom, molecule, formula unit or ion.
6.022 × 1023 particles per mole.
7.
Which statement best describes Molar mass?
6.022 × 1023 particles per mole.
The unit counted: atom, molecule, formula unit or ion.
Mass of one mole of a substance in g/mol.
22.4 L/mol for a gas at STP.
8.
Which statement best describes Representative particle?
22.4 L/mol for a gas at STP.
The unit counted: atom, molecule, formula unit or ion.
6.022 × 1023 particles per mole.
Mass of one mole of a substance in g/mol.
9.
Which statement best describes Molar volume?
Mass of one mole of a substance in g/mol.
22.4 L/mol for a gas at STP.
The amount of substance containing 6.022 × 1023 particles.
6.022 × 1023 particles per mole.
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Part of Stoichiometry — see every lesson and quiz in this unit.
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