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Jeopardy Game. Anees Hakim Chris Hernandez. 12.1. How are mole ratios used in chemical calculations?. 12.1a. In chemical calculations, mole ratios are used to convert between moles of reactant and moles of product, between moles of reactants, or between moles of products. 12. 2.
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Jeopardy Game Anees Hakim Chris Hernandez
12.1 • How are mole ratios used in chemical calculations?
12.1a • In chemical calculations, mole ratios are used to convert between moles of reactant and moles of product, between moles of reactants, or between moles of products.
12.2 • Balance this equation: • C2H5OH(l) + O2 (g) → CO2 (g) + H2O(g
12.2a • C2H5OH(l) + 3O2 (g) → 2CO2 (g) + 3H2O(g)
12.3 • How many moles of chlorine gas will be required to react with sufficient iron to produce 14 moles of iron(III) chloride? • 2Fe(s) +3Cl2(g) 2FeCl3(g)
12.3a • 21 moles
12.4 • What is the percent yield if 4.65 g of copper is produced when 1.87 g of aluminum reacts with an excess of copper(II) sulfate • 2Al(s) + 3CuSO4 (aq) → Al2 (SO4) 3 (aq) + 3Cu(s)
12.4a • 70.43%
12.5 • The combustion of acetylene gas is represented by this equation: • 2C2H2 (g) + 5O2 (g) → 4CO2 (g) + 2H2O(g) • How many grams of H2O are produced when 52.0 g C2H2 burns in oxygen?
12.5a • 1 mole H2
13.1 • How are the particles arranged in solid
13.1a • Organized in a tight compact manner
13.2 • How are the particles arranged in a Gas
13.2a • unorganized constantly in random movement
13.3 • How many mmHg is equal to 1 atm
13.3a • 1 atm = 760 mm Hg
13.4 • What form of matter changes state during sublimation?
13.4a • Solid changes to Gas during sublimation
13.5 • How much is 760 kpa when converted into mmHg
13.5a • 760 kPa = 5701.88 mmHg
14.1 • What is the formula for Boyle’s law?
14.1a • P1 V1 = P2 V2
14.2 • What law uses only pressure and temperature within its formula
14.2a • Gay Lussac’s law
14.3 • What is the name of this gas law • PV=nRT
14.3a • Ideal Gas Law
14.4 • A given mass of air has a volume of 6.00 L at 101 kPa. What volume will it occupy at 25.0 kPa if the temperature does not change?
14.4a • 24.24L
14.5 • If a balloon holds 2 liters of a gas and is placed in a freezer and the temperature decreases from 298 to 257 Kelvin what is the final volume of the balloon?
14.5a • 1.72 liters
17.1 • What happens in an exothermic reaction
17.1a • Heat is lost
17.2 • In what type of reaction is heat gained?
17.2a endothermic
17.3 • What units are used to measure heat flow?
17.3a • Calories and Joules
17.4 • What is Enthalpy?
17.4a • the heat content of a system at constant pressure
17.5 • Using calories, calculate how much heat 32.0 g of water absorbs when it is heated from 25.0°C to 80.0°C, how many kilojoules does this make?
17.5a • 280.06 kJ.
25.1 • What is a Half-Life
25.1a • The amount of time it takes for a material to decay until the point where only one half of the original amount is remaining
25.2 • What is fusion
25.2a • combining nuclei to producing a single nucleus that has a greater mass than either of the original nuclei
25.3 • What is fission, what happens after fission
25.3a • Splitting a nucleus into smaller parts, this is followed by a large amount of energy being released.
25.4 • Match the decay with the material it cannot pass through. • Alpha radiation • Beta radiation • Gamma radiation • Paper • Wood • Lead
25.4a • 1.) Alpha radiation • 2.) Beta radiation • 3.) Gamma radiation • A.)Paper • B.)Wood • C.)Lead