Ammonium nitrate can decompose according to the following equation: NH4NO3(s)$\rightarrow$ N2O(g)+ 2H2O(g) How many liters of gas are produced by decomposition of 160 g of ammonium nitrate at -25S1U1P1$\circ$S1S1P0C and 86.0 kPa?

A) 48.0 B) 14.5 C) 57.6 D) 173 E) 144 A) 48.0 B) 14.5 C) 57.6 D) 173 E) 144

Consider the following reaction: 4NaO2(s)+ 2CO2(g)$\rightarrow$ 2Na2CO3(s)+ 3O2(g) How many moles of NaO2 are needed to react with 75.0 L of carbon dioxide at STP?

A) 0.15 B) 1.67 C) 3.35 D) 6.70 E) 13.4 A) 0.15 B) 1.67 C) 3.35 D) 6.70 E) 13.4

Calculate the number of moles of oxygen gas collected by displacement of water at 14.0S1U1P1$\circ$S1S1P0C if the atmospheric pressure is 790.Torr and the volume is 5.00 L.The vapor pressure of water at 14.0S1U1P1$\circ$S1S1P0C is 12.0 Torr.

A) 0.0184 B) 4.46 C) 0.00335 D) 0.217 E) 0.224 A) 0.0184 B) 4.46 C) 0.00335 D) 0.217 E) 0.224

Exam 5: The Properties of Gases

Ammonium nitrate can decompose according to the following equation: NH₄NO₃(s) $\rightarrow$ N₂O(g)+ 2H₂O(g) How many liters of gas are produced by decomposition of 160 g of ammonium nitrate at -25^$\circ$C and 86.0 kPa?

(Multiple Choice)

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Question 81

Consider the following reaction: 4NaO₂(s)+ 2CO₂(g) $\rightarrow$ 2Na₂CO₃(s)+ 3O₂(g) How many moles of NaO₂ are needed to react with 75.0 L of carbon dioxide at STP?

(Multiple Choice)

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Question 82

The main composition of dry air at sea level is about 75.5% nitrogen,23.1% oxygen,and 1.3% argon.In a 1.00-g sample of dry air at 1.00 atm,calculate the partial pressure of argon gas.

(Short Answer)

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Question 83

If the compression factor,Z,is less than one for a given gas,the van der Waals coefficient "a" is dominant for real gases.True or false?

(True/False)

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Question 84

What is the pressure inside a system when the system-side column in an open mercury manometer is 75.0 mm lower than the atmosphere side when the atmospheric pressure is 735 mmHg?

(Multiple Choice)

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Question 85

How many atoms of helium occupy 100.0 mL if the temperature is 100.°C and the pressure is 1.00 × 10^-2 Torr?

(Multiple Choice)

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Question 86

Oxygen can be produced in the laboratory by the following reaction: 2KClO₃(s) $\rightarrow$ 2KCl(s)+ 3O₂(g) How many moles of potassium chlorate are needed to produce 2.75 L of oxygen,collected over water at 37^$\circ$C and 94.9 kPa? The vapor pressure of water at 37^$\circ$C is 6.28 kPa.

(Multiple Choice)

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Question 87

The value of the gas law constant,R,in units of L.kPa.mol^-¹.K^-¹ is

(Multiple Choice)

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Question 88

Consider two flasks at 25^$\circ$C,one contains an ideal gas and the other contains the real gas SO₃.Which statement regarding these gases is true?

(Multiple Choice)

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Question 89

Consider the following van der Waals coefficients: Which of the following gases has the smallest attractive forces?

(Multiple Choice)

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Question 90

Calculate the number of moles of oxygen gas collected by displacement of water at 14.0^$\circ$C if the atmospheric pressure is 790.Torr and the volume is 5.00 L.The vapor pressure of water at 14.0^$\circ$C is 12.0 Torr.

(Multiple Choice)

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Question 91

Consider both nitrogen and chlorine as ideal gases. (a)What is the molar kinetic energy of nitrogen gas at 25^$\circ$C? (b)At 25^$\circ$C,the molar kinetic energy of chlorine gas is ___________________________(equal to,greater than,less than)the molar kinetic energy of nitrogen.

(Short Answer)

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Question 92

What mass of zinc metal is required to produce 12.0 L of hydrogen gas at exactly 0°C and 2.00 atm by reaction of the metal with excess strong acid?

(Multiple Choice)

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Question 93

Which molecules of the following gases will have the greatest root mean square speed?

(Multiple Choice)

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Question 94

Showing 81 - 94 of 94

Ammonium nitrate can decompose according to the following equation: NH₄NO₃(s) $\rightarrow$ N₂O(g)+ 2H₂O(g) How many liters of gas are produced by decomposition of 160 g of ammonium nitrate at -25^$\circ$C and 86.0 kPa?

Consider the following reaction: 4NaO₂(s)+ 2CO₂(g) $\rightarrow$ 2Na₂CO₃(s)+ 3O₂(g) How many moles of NaO₂ are needed to react with 75.0 L of carbon dioxide at STP?

The main composition of dry air at sea level is about 75.5% nitrogen,23.1% oxygen,and 1.3% argon.In a 1.00-g sample of dry air at 1.00 atm,calculate the partial pressure of argon gas.

If the compression factor,Z,is less than one for a given gas,the van der Waals coefficient "a" is dominant for real gases.True or false?

What is the pressure inside a system when the system-side column in an open mercury manometer is 75.0 mm lower than the atmosphere side when the atmospheric pressure is 735 mmHg?

How many atoms of helium occupy 100.0 mL if the temperature is 100.°C and the pressure is 1.00 × 10^-2 Torr?

Oxygen can be produced in the laboratory by the following reaction: 2KClO₃(s) $\rightarrow$ 2KCl(s)+ 3O₂(g) How many moles of potassium chlorate are needed to produce 2.75 L of oxygen,collected over water at 37^$\circ$C and 94.9 kPa? The vapor pressure of water at 37^$\circ$C is 6.28 kPa.

The value of the gas law constant,R,in units of L.kPa.mol^-¹.K^-¹ is

Consider two flasks at 25^$\circ$C,one contains an ideal gas and the other contains the real gas SO₃.Which statement regarding these gases is true?

Consider the following van der Waals coefficients: Which of the following gases has the smallest attractive forces?

Calculate the number of moles of oxygen gas collected by displacement of water at 14.0^$\circ$C if the atmospheric pressure is 790.Torr and the volume is 5.00 L.The vapor pressure of water at 14.0^$\circ$C is 12.0 Torr.

Consider both nitrogen and chlorine as ideal gases. (a)What is the molar kinetic energy of nitrogen gas at 25^$\circ$C? (b)At 25^$\circ$C,the molar kinetic energy of chlorine gas is ___________________________(equal to,greater than,less than)the molar kinetic energy of nitrogen.

What mass of zinc metal is required to produce 12.0 L of hydrogen gas at exactly 0°C and 2.00 atm by reaction of the metal with excess strong acid?

Which molecules of the following gases will have the greatest root mean square speed?

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Inorganic Materials

Thermodynamics: The First Law

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Physical Equilibria

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Exam 5: The Properties of Gases

Ammonium nitrate can decompose according to the following equation: NH4NO3(s) →\rightarrow→ N2O(g)+ 2H2O(g) How many liters of gas are produced by decomposition of 160 g of ammonium nitrate at -25 ∘\circ∘ C and 86.0 kPa?

Consider the following reaction: 4NaO2(s)+ 2CO2(g) →\rightarrow→ 2Na2CO3(s)+ 3O2(g) How many moles of NaO2 are needed to react with 75.0 L of carbon dioxide at STP?

The main composition of dry air at sea level is about 75.5% nitrogen,23.1% oxygen,and 1.3% argon.In a 1.00-g sample of dry air at 1.00 atm,calculate the partial pressure of argon gas.

If the compression factor,Z,is less than one for a given gas,the van der Waals coefficient "a" is dominant for real gases.True or false?

What is the pressure inside a system when the system-side column in an open mercury manometer is 75.0 mm lower than the atmosphere side when the atmospheric pressure is 735 mmHg?

How many atoms of helium occupy 100.0 mL if the temperature is 100.°C and the pressure is 1.00 × 10-2 Torr?

The value of the gas law constant,R,in units of L.kPa.mol-1.K-1 is

Consider two flasks at 25 ∘\circ∘ C,one contains an ideal gas and the other contains the real gas SO3.Which statement regarding these gases is true?

Consider the following van der Waals coefficients: Which of the following gases has the smallest attractive forces?

Calculate the number of moles of oxygen gas collected by displacement of water at 14.0 ∘\circ∘ C if the atmospheric pressure is 790.Torr and the volume is 5.00 L.The vapor pressure of water at 14.0 ∘\circ∘ C is 12.0 Torr.

Consider both nitrogen and chlorine as ideal gases. (a)What is the molar kinetic energy of nitrogen gas at 25 ∘\circ∘ C? (b)At 25 ∘\circ∘ C,the molar kinetic energy of chlorine gas is ___________________________(equal to,greater than,less than)the molar kinetic energy of nitrogen.

What mass of zinc metal is required to produce 12.0 L of hydrogen gas at exactly 0°C and 2.00 atm by reaction of the metal with excess strong acid?

Which molecules of the following gases will have the greatest root mean square speed?

The Quantum World

Quantum Mechanics in Action: Atoms

Chemical Bonds

Molecular Shape and Structure

Liquids and Solids

Inorganic Materials

Thermodynamics: The First Law

Thermodynamics: The Second and Third Laws

Physical Equilibria

Chemical Equilibria

Acids and Bases

Aqueous Equilibria

Electrochemistry

Chemical Kinetics

The Elements: the Main Group Elements

The Elements: The D Block

Nuclear Chemistry

Organic Chemistry I

Organic Chemistry II

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Ammonium nitrate can decompose according to the following equation: NH₄NO₃(s) $\rightarrow$ N₂O(g)+ 2H₂O(g) How many liters of gas are produced by decomposition of 160 g of ammonium nitrate at -25^$\circ$C and 86.0 kPa?

Consider the following reaction: 4NaO₂(s)+ 2CO₂(g) $\rightarrow$ 2Na₂CO₃(s)+ 3O₂(g) How many moles of NaO₂ are needed to react with 75.0 L of carbon dioxide at STP?

How many atoms of helium occupy 100.0 mL if the temperature is 100.°C and the pressure is 1.00 × 10^-2 Torr?

The value of the gas law constant,R,in units of L.kPa.mol^-¹.K^-¹ is

Consider two flasks at 25^$\circ$C,one contains an ideal gas and the other contains the real gas SO₃.Which statement regarding these gases is true?

Calculate the number of moles of oxygen gas collected by displacement of water at 14.0^$\circ$C if the atmospheric pressure is 790.Torr and the volume is 5.00 L.The vapor pressure of water at 14.0^$\circ$C is 12.0 Torr.

Consider both nitrogen and chlorine as ideal gases. (a)What is the molar kinetic energy of nitrogen gas at 25^$\circ$C? (b)At 25^$\circ$C,the molar kinetic energy of chlorine gas is ___________________________(equal to,greater than,less than)the molar kinetic energy of nitrogen.