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![Page 1: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/1.jpg)
AP Drill: 5.3 kg of sodium carbonate is heated strongly.
• Determine products
• Balance reaction
• Calculate the volume of gas produced when calculated at STP
![Page 2: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/2.jpg)
Chm II Drill: Calculate the mass of (NH4)2SO4 in g
produced when 1.12 mL NH3 gas reacts is excess H2SO4
in the following rxn:NH3 + H2SO4 (NH4)2SO4
![Page 3: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/3.jpg)
Review the Stoichiometry
Test
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Collect the Water of
Crystalization Lab
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Homework AP•Read Ch 5
•Work problems: 11, 13, 15, 29, 31, 33, 41, 43, 51, & 69
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Chm II Homework•Review PP-11
•Complete the worksheet attached to the Poly website.
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Kinetic Theory
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•All matter is made up of tiny particles
•The particles are in constant motion
•All collisions are elastic
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Drill:• Calculate the volume at
STP of CO2 released when 23.4 g of aluminum carbonate is decomposed 75 % through heat
![Page 10: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/10.jpg)
Pressure
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•Force per unit area
•Caused by collisions against a surface
•Gas measured in pressure
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Units of Pressure•kPa: kilopascal (Std Unit)
•Pascal: newton/sq. meter
•Atmosphere (Atm):
•mm Hg:
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Standard Pressure•101.3 kPa (to be changed)•1.00 Atm•760 mm Hg or Torrs•30.0 inches Hg•1013 millibars
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Gas Laws
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State the Following Laws
• Boyle’s Law
• Charles’ Law
• Gay Lussac’s Law
• Dalton’s Law
• Graham’s Law
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Boyle’s Law
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•The pressure & volume of a gas at constant
temperature are inversely proportioned
P1V1 = P2V2 = K
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Charles’ Law
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• The volume and temperature of a gas at constant pressure
are directly proportioned
V1 V2
T1 T2
= = K
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Guy Lussac’s
Law
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• The pressure and temp. of a gas at constant volume are
directly proportioned
P1 P2
T1 T2
= = K
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Combined Gas Law
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•Combination of the three formulas
P1V1 P2V2
T1 T2
=
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Chm II Homework•Read Ch 12•Work problems:
31, 32, & 33
on page 477
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Common Sense
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• A gas’s volume is directly proportioned to its number
of moles
V1 V2
n1 n2
= = K
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New Combination
P1V1/n1T1 =
P2V2/n2T2 = K
![Page 28: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/28.jpg)
New Combination
P1V1 P2V2
n1 T1 n2T2
= = K
![Page 29: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/29.jpg)
Ideal Gas Law
PV = nRT
![Page 30: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/30.jpg)
Dalton’s Law
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•The total pressure = the sum of the partial pressures
PT = P1 + P2 + etc
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Graham’s Law
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• The velocities of particles are inversely proportioned to the square root of their masses
v1 M2
v2 M1
=
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Calculate the new volume of 5.0 L of
gas when its pressure is doubled and its
temperature is tripled:
![Page 35: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/35.jpg)
Calculate the volume of 3.0 moles of gas at
-23oC under 83.1 kPa pressure.
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Drill: Calculate the volume of a gas at STP when it occupies 80.0
mL at 273oC under 303.9 kPa pressure:
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Drill: Calculate the number of moles of gas occupying 831
mL under 250 kPa at 227oC
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Collect HW
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CHM II HW• Review PP 11
• Complete the attached worksheet
• Lab tomorrow: MW of Gas
![Page 40: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/40.jpg)
Calculate the ratio of the
velocities of He gas to HCl gas:
![Page 41: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/41.jpg)
Chm II Homework•Read Ch 12•Work problems:
51, & 58
on page 478
![Page 42: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/42.jpg)
Calculate the mass of CO2 occupying 83.1 L under 25 GPa at
227oC
![Page 43: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/43.jpg)
Ideal Gas Law
PV = nRT
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Related Formulasm
V
m/n
D or =
MW =
![Page 45: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/45.jpg)
MW = m/n
n = m/MW
PV = nRT
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mRT
MW
mRT
PV
PV =
MW =
![Page 47: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/47.jpg)
Calculate the molecular mass of 5.0
g of gas occupying 831L under 250
MPa at 227oC
![Page 48: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/48.jpg)
Drill:Calculate the volume in
mL of 4.0 g bromine gas at 127oC under 83.1 kPa pressure.
![Page 49: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/49.jpg)
Collect HW
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CHM II HW•Review PP 11
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Other Integrated Formulas
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m
V
mRT
PV
D =
MW =
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m
V
m RT
V P
D =
MW =
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DRT
P
MW P
RT
MW =
D =
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Chm II Homework•Read Ch 12•Work problems:
46 or 47
on page 478
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Drill: Calculate the density of carbon dioxide at 27oC under 83.1 kPa
pressure
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The total pressure of a system is 120.0 kPa.
The partial pressure of gas A is 112.0 kPa.
Determine the pressure of gas B
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Drill: Calculate the ratio of the velocities of He gas to HCl gas:
![Page 59: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/59.jpg)
Calculate the mass of 831 mL of CO2 at 27oC under 150 kPa
pressure:
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Drill:Calculate the volume of 4.0 moles of gas
under 83.1 kPa pressure at 127oC:
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Calculate the volume of a gas at STP when it occupies 80.0 mL at 127oC under 303.9 kPa
pressure:
![Page 62: AP Drill: 5.3 kg of sodium carbonate is heated strongly. Determine products Balance reaction Calculate the volume of gas produced when calculated at STP.](https://reader036.fdocuments.net/reader036/viewer/2022062516/56649e255503460f94b14b5e/html5/thumbnails/62.jpg)
5 Calculate the volume of 4.0 moles of gas
under 83.1 kPa pressure at 127oC:
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Calculate the molecular mass of 50 g of gas occupying 831L under 250
MPa at 227oC
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Calculate the mass of 831 mL of CO2 at 167oC under 150 kPa
pressure:
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The total pressure of a system is 120.0 kPa.
The partial pressure of gas A is 112.0 kPa.
Determine the pressure of gas B
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The total pressure of a system is 150.0 kPa. The system contains 50 % A,
30 % B, & 20 % C. Determine the pressure
of each gas.
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Drill: Calculate the mass of CO2
occupying 83.1 L under 25 MPa at
477oC
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Calculate the density of carbon dioxide at 27oC under 83.1 kPa
pressure
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Calculate the velocity HBr
when the velocity Be is 270 m/s:
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Calculate the final volume that 3.0 L of gas
will obtain when the absolute temperature is tripled & the pressure is
halved.
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Calculate the mass of CO occupying 831 kL at 227oC under 2.50 Mpa
pressure.
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Calculate the volume of H2 formed at 27oC
under 150 kPawhen 6.8 mg NH3
decomposes making N2 & H2.