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Chemistry C8-C11 Revision

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25 questions
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  • Q1
    What is Boyle's Law?
    S1/P1 = S2/P2
    P1V1 = P2V2
    P1/T1 = P2/T2
    P1V2 = P2V1
    30s
  • Q2
    What is the weakest Intermolecular force?
    Dipole-Dipole forces
    Hydrogen bonding
    Ionic forces
    Van Der Waals
    30s
  • Q3
    What are STP conditions?
    0K and 1 atm
    273K and 1 atm
    0K and 10 atm
    273 degrees Celsius and 1 atm
    30s
  • Q4
    What is the total gas pressure in a sealed flask that contains oxygen at a partial pressure of 0.51 atm and water vapor at a partial pressure of 0.11 atm?
    0.62 atm
    5.10 atm
    0.11 atm
    0.40 atm
    30s
  • Q5
    What is the mass of 1 mole of Carbon (C)?
    12.01kg
    12.01g
    0.121g
    1201g
    30s
  • Q6
    Why would Nitrogen gas that takes three times longer to effuse than helium (He)?
    It has a higher molar mass, so moves quicker
    It has a lower molar mass, so moves quicker
    It has a lower molar mass and it is group 15
    30s
  • Q7
    Which of the following equations is the ideal gas law?
    PV=nRT
    P1/T1= P2/T2
    P1V1= P2V2
    V1/T1= V2/T2
    30s
  • Q8
    What volume is occupied by 1 mol of a gas at STP?
    22.4L
    0.240 g
    224L
    22.8L
    30s
  • Q9
    What volume is occupied by 3 mol of a gas at STP?
    67.2L
    22.4L
    62.2L
    44.8L
    30s
  • Q10
    What is the volume ratio of carbon monoxide to Nitrogen in the following equation? 2CO(g) + 2NO(g) → N2(g) + 2CO2(g)
    2:1
    2:2
    1:2
    1:1
    30s
  • Q11
    The substances in a(n) ________________ mixture are not easily seen and forms one formal solution.
    Homogenous
    Heterogeneous
    Contaminated
    Saturated
    30s
  • Q12
    Which solution is more diluted? Solution 1: 1000 mL of water, 60g of salt Solution 2: 500 mL of water, 60 g of salt
    Solution 1
    Solution 2
    30s
  • Q13
    What is the molality of a solution made by dissolving 3 moles of NaOH in 600 grams of water?
    4 mol/kg. solvent
    15 mol/kg. solvent
    5 mol/kg. solvent
    3 mol/kg. solvent
    30s
  • Q14
    Factors affecting solubility of gases include
    Molar mass and pressure
    temperature and pressure
    environment
    temperature and weight
    30s
  • Q15
    what is the Solubility of KClO3 at90 °C?
    Question Image
    90g KClO3 per 100g of H2O
    40g KClO3 per 100g of H2O
    60g KClO3 per 100g of H2O
    48g KClO3 per 100g of H2O
    30s

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