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Substansmängd och reaktionsformler

Tio uppgifter om mol, molmassa, koncentration och balanserade reaktionsformler.

10 questions · Upper secondary · Science

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The questions

  1. Ungefär hur många partiklar finns det i en mol?

    The picture of question 1
    Делфина, CC BY-SA 4.0
    • 3,00 · 10⁸
    • 6,022 · 10²³
    • 1,602 · 10⁻¹⁹
    • 6,022 · 10²⁶
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    6,022 · 10²³

  2. Vilken molmassa har vatten, H₂O? Räkna med H = 1 och O = 16.

    • 18 g/mol
    • 20 g/mol
    • 17 g/mol
    • 16 g/mol
    Show the answer

    18 g/mol

  3. Hur många mol är 36 g vatten? Svara med en siffra.

    Write the answer

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    2 or två or 2 mol

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