Why are the critical temperature and pressure for H2O so much higher than those for H2S, a related substance?

Q: What mass of helium gas is needed to pressurize a 100-L tank to  255 atm 25 degrees C at ? What mass…

A: Given  Pressure = 255 atm Volume = 100 L Temperature = 25°C = 273+25 = 298°K Standard values…

Q: Water is brought to a boil in a 4.00 L pressure cooker. If the final temperature is 115˚C at 3.2…

A: Given, Volume, V = 4 L             Pressure,P= 3.2 atm        temperature,T= 115°C…

Q: A sample of carbon monoxide gas occupied a volume of 225mL at 347K and 1.00atm pressure. It was…

A: Initial volume of gas = V1 = 225 mL Initial temperature of gas T1 = 347 K Final temperature of gas…

Q: Using the Clausius-Clapeyron equation to examine the relationship between vapor pressure and…

A: The relationship between vapor pressure and temperature should be given using Clausius-Clapeyron…

Q: In the Dumas-bulb technique for determining the molarmass of an unknown liquid, you vaporize the…

A: The effect of pressure and temperature is measured by Boyle’s law and Charles's law respectively.…

Q: Compare and contrast the gas, liquid, and solid stateswith regard to the average distance of…

A: Considering the average distance between the particle separation of the three states has to be…

Q: Explain how does Carbon dioxide play a very important role in maintaining the surface temperature?

A: Only 0.4% carbon dioxide (CO2) is present in the atmosphere. it is greenhouse gas. Other greenhouse…

Q: approximately 20 atm. Is there liquid CO, in the cylinder at roo temperature (~20°C)? At 40°C? At…

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Q: Calcium carbide reacts with water to produce acetylene(C2H2) and calcium hydroxide. The acetylene is…

A: Ideal gas equation, PV=nRT Where, P=pressure, V=Volume, n =number of moles R=gas constant…

Q: What is the effect of hydrogen bonding on volatility?

A: If hydrogen is bonded with more electronegative atom like nitrogen, oxygen and fluorine then only…

Q: Define the term Critical temperature and Pressure?

A: ANSWERE IS DISCUSSED BELOW :

Q: In a 4.00 L pressure cooker, water is brought to a boil. If the final temperature is 115 °C at 3.20…

A: Since steam is a gas  hence according to ideal gas law PV = nRT where P = pressure V = volume n =…

Q: 218- E B 0.006- A 0.01 100 374 Temperature (°C) vap(atm)

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Q: What is the pressure drop (mm Hg) from point (a) to point (b)

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Q: Helium condenses to a liquid at 4.224 K under atmospheric pressure and remains a liquid down to the…

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Q: Why are the critical temperature and pressure for H2O so much higher than thosefor H2S, a related…

A: Critical temperature and pressure: When the vapor of a substance cannot be liquefied at or above the…

Q: It is very difficult to liquefy a gas/vapor at the critical conditions? Why? How you can overcome…

A: It is very difficult to liquify gases at the critical conditions because at critical condition , the…

Q: From the data in Table , the partial pressure of argon indry air at an atmospheric pressure of 668…

A: Given, The atmospheric pressure is 688 mm Hg. The mole fraction of argon in dry air is 0.00934. The…

Q: The pressure on top of Mount Everest (29,029 ft) averages about 235 mmHg. Convert this pressure to…

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Q: B. Compare the solid, liquid, and gaseous states of water with respect to the following: Solid…

A: State of matter can be classified in to three types: Solid, Liquid and gas.

Q: In a 4.00 L pressure cooker, water is brought to a boil. If the final temperature is 115 °C at 4.60…

A: Given : Pressure of gas = 4.60 atm  Temperature of gas = 115 °C And volume of vessel = 4.00 L

Q: Which is not an assumption of an ideal gas? The molecules travel in random, straight lines. have…

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Q: (1)Describe Boyle’s law and state the equation for 2 sets of conditions.   (2) Describe Avogadro’s…

A: (1)Boyles law:Boyles law states that pressure is inversely proposal to the volume of the gas at…

Q: The average or typical air pressure at sea level is 760 torr. This pressure may vary by ±15 torr…

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Q: sample of vapor weighing 0.180 g occupies a volume of 53.1 cc at 27  °C and 760 mm Hg pressure. The…

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Q: In a 4.00 L pressure cooker, water is brought to a boil. If the final temperature is 115 °C at 3.65…

A: The number of moles of steam can be calculated by using the ideal gas equation,

Q: How many moles of a gas are present if, when the gas is collected over water at 24 oC, it has a…

A: According to Dalton's law, the total pressure of gaseous mixture is equal to the sum of partial…

Q: Suppose you have a sealed cylinder of gas at room temperature (20°C). Which would cause a greater…

A: The ideal gas equation is given as follows; PV = nRT where, P=pressure, V=volume, n=moles, R=gas…

Q: To what volume will a sample of gad expand if it is heated from 50.0 degrees C and 2.33L to 500.0…

A: Explanation Charles Law The change in the volume of the gas when the temperature of the gas is…

Q: Even at moderate temperatures attractions between molecules seem to have little effect on the…

A: Even at moderate temperatures attractions between molecules seem to have little effect on the…

Q: Which state of matter has indefinite shape and is incompressible? solid Oliquid gas 2 of the above…

A: Solid have definite shape. But solids are incompressible because atom or molecules in solid are very…

Q: Please help answer this questions

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Q: If water boils at 96°C, what is the ambient pressure and the atmospheric pressure?

A: A liquid starts boiling when the pressure at the liquid surface becomes equal to the atmospheric…

Q: A 800 mL sample of nitrogen (N2) was col- lected by displacement of water at 24°C un- der a total…

A: Hii there, since there are multiple questions posted. We are entitled to  answer first question. If…

Q: A quantity of oxygen is collected over water and occupies a volume of 354mL at 13°C. The atmospheric…

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Q: The vapor of an unknown volatile liquid occupies a 279mL Erlenmeyer flask at 98.5°C and 745 torr.…

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Q: What will happen when a balloon attached to the opening of a glass vessel is heated and then cooled…

A: Charles' Law gives the relationship between volume and temperature. According to Charles' Law, the…

Q: Aerosol cans are prominently labeled with a warning such as “Do not incinerate this container when…

A: Given, Volume V=0.406 L Number of moles n=0.025 mol Initial temperature T1=25°C=298 K Final…

Q: A metal reacts with aqueous hydrochloric acid to producehydrogen. The hydrogen (H2) is collected…

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Q: What do solids and gases have in common? O they have nothing in common O they both take the shape of…

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Q: In a 4.00 L pressure cooker, water is brought to a boil. If the final temperature is 115 °C at 3.15…

A: Given, Volume of pressure cooker =volume of steam=4.00 Ltemperature =115  °C =(115+273.15) K=388.15…

Q: When a 36.4mL of methane (CH4) at 25 degrees celcius is heated its volume increases to 45.2mL.…

A: From charle-s law we know that at constant pressure ,volume V  of a gas is directly proportional to…

Q: Explain the low melting points and boiling points for inert gases. (For example, Ne has a melting…

A: The temperature at which the vapor pressure of the liquid is equal to the surroundings pressure of a…

Q: a) as the temperature is increased at constant pressure moving from point A to point B- it is [a] b)…

A: (a) This is the conversion of solid to liquid (b) This is the conversion of liquid to gas

Q: given quantity of gas in a flexible container is cooled from 1200K to 400K at constant pressure. (1)…

A: 1. We know that according to Charle's law at constant pressure, Temp is directly proportional to…

Q: At what conditions will a gas behave most non-ideally?

A: The gaseous form is the most dispersed form of matter. In this form gaseous molecules or atoms are…

Q: A chemist vaporized a liquid compound and determine the density of the vapor at 90.0 °C and 753 mmHg…

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