
Dzień mola
Authored by Iwona Matulewicz
Chemistry
10th Grade
Used 3+ times

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21 questions
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1.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Oblicz masę molową CaCO₃
M(CaCO₃) = 40 + 12 + 3 ۰ 16 =
2.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Masa jednego mola wody wynosi 18 gramów.
Podaj, ile moli wody znajduje się w 540 gramach tej substancji.
3.
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45 sec • 1 pt
Oblicz masę molową tlenku fosforu (V) P₄O₁₀
M(P₄O₁₀)= 4 ۰ 31 + 10 ۰ 16 =
4.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Jeden mol dowolnej substancji gazowej w warunkach normalnych
zajmuje objętość 22,4 dm³
Ile moli CO₂ zawiera balon o objętości 112 dm³
5.
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45 sec • 1 pt
Nikotyna jest alkaloidem zawartym w tytoniu. Oblicz masę molową nikotyny
jeżeli jej wzór sumaryczny zawiera 10 atomów węgla, 14 atomów wodoru i 2 atomy azotu.
M(C₁₀H₁₄N₂) = 10 ۰ 12 + 14۰1 + 2 ۰14 =
6.
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45 sec • 1 pt
Reakcja otrzymywania amoniaku NH₃ przebiega zgodnie z równaniem:
N₂ + 3H₂ → 2 NH₃
Masa mola atomu wodoru wynosi 1g M(H) = 1g/mol
Podaj ile moli amoniaku otrzymamy z 12 gramów wodoru.
7.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Oblicz masę molową wodorotlenku glinu Al(OH)₃
M (Al(OH)₃ = 27 + 3 ۰16 + 3 ۰1 =
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