mmHg and atm.

Q: 1. Write a balanced chemical equation, including physical state symbols, for the combustion of…

A: In the given reaction, propane burns with oxygen to form carbon dioxide and water as products. The…

Q: Four balloons are each filled with a different gas, each ha

A: We know that in two medium one have less density and one have more density then higher density layer…

Q: 1. Write a balanced chemical equation, including physical state symbols, for the combustion of…

A: An ideal gas is one that follows ideal gas equation at all temperature and pressure. Real gases are…

Q: 44 liters of a certain gas weighed 66 grams STP. Calculate its density.

A: Density of a substance  is a mass of that substance compared to its volume. Density = mass ÷ volume…

Q: 1. Write a balanced chemical equation, including physical state symbols, for the combustion of…

A: combustion of deacame1      C20H22 (l) +312 o2(g) → 20 co2(g)+ ⊥⊥H20(g)    This is the…

Q: A typical adult inhales 460 ml. of air in any one brea

A: According to the question, a typical adult inhales a volume(V) of 460 mL i.e 0.460 L of air in any…

Q: For many purposes we can treat ammonia (NH3 as an ideal gas at temperatures above its boiling point…

A: The pressure can be calculated by using the ideal gas equation.

Q: Convert 520 mmHg to Pascals.

A: We have given that this is an unit conversion Convert 520 mmHg  to  Pascals

Q: How much N2 is required to fill a small room with a volume of 960 cubic feet (27,000 L) to 745 mm Hg…

A:

Q: convert 797 mm Hg to atm

A: Given : Pressure in mm Hg = 797 mm Hg

Q: Convert 373 K to degrees Celsius.

A: To solve this problem we have to use the relationship between Kelvin temperature to degree Celsius…

Q: Red Blue Green Variable Y Yellow Variable X Which of the following lines correspond to the plot of…

A: Pressure and Volume - Red line    Boyle's law states that, Pressure is inversely proportional to…

Q: (Q31) Given that a sample of krypton gas effuses in 18.4 minutes, how long (in minutes) will it take…

A: Solution - According to the question - Given - m1 = Mass of krypton  = 83.79 m2 = Mass of oxygen  =…

Q: An evacuated 243ml glass bulb weighs 129.3654. Filled with an unknown gas, the bulb weighs…

A: Mass of gass =Mass of bulb with gas -Mass of evacuated bulb= 130.3667 g - 129.3654 g= 1.0013 gVolume…

Q: and

A: Given: Gas = Cl2 T = 46.2 deg C P = 0.866 atm Density (ρ)=?

Q: A sample of water of a mass of 627.5g and an unknown initial temperature gains 26366 joules. If the…

A:

Q: 1) Suppose you are sitting in a room with a volume of 21.78m 3 with standard conditions (25 Cand 1…

A: Given that, at STP ( P = 1 atm and T = 25°C = 298 K)  Volume of room V = 21.78 m3  = 21.78×103  L…

Q: What change in volume results if 60 mL of gas is cooled from 33 C to 5 C?

A: Given: Initial volume = 60 mL Initial temperature = 33 degree Celsius  Final temperature = 5 degree…

Q: A 5.82L balloon filled with gas is warmed from 245.19K to 303.95 K.  What is the volume of the gas…

A: For free expansion or for balloon the external pressure remain constant, this means P1=P2=P Where,…

Q: What change in volume results if 60 L of gas is cooled from 33°C to 5°C?

A:

Q: Calculate the new volume of the balloon. You may assume the pressure on the balloon stays constant…

A: Please find the attachment

Q: (Q31) Given that a sample of krypton gas effuses in 22.7 minutes, how long (in minutes) will it take…

A: Graham's law of effusion of gases : rate of effusion of A ÷ rate of effusion of B = √( molar mass of…

Q: 2, On a cold day an individual takes in a breath of 375 mL at 745 mm Hg and -10oC. What is the…

A: Volume of air in lungs on cold day = Vc = 375 mL Pressure of air in lungs on cold day = Pc = 745 mm…

Q: Given the following set of values, solve for the unknown quantity. P=782.4 mm Hg; V: ?; n=0.1021…

A: Given:Number of moles = 0.1021 molTemperature = 26.2 oC = 273.15 + 26.2 = 299.35 KPressure = 782.4…

Q: Convert 715.4mmHg into units of atm.  Give your answer to the correct number of significant…

A: 1 mm Hg  = 0.0013 atm.

Q: which of the following statements is true? A. Gases with different masses have the same average…

A: The true statements among the given option is to be identified.   Kinetic Molecular Theory to the…

Q: Calculate urms, in meters per second, for H2(g) molecules at 30 ∘C.

A: Root Mean Square speed (RMS) is the measure of the speed of the particles present in the gas…

Q: Is the relationship between volume and temperature direct or inverse? Explain

A:

Q: temperature

A:

Q: /hat is the density of ammonia gas, NH3, at 33°C and 753 mmHg? Obtain the density in grams pe ensity…

A: Given: Temperature = 33°C Pressure = 753 mmHg

Q: What are the densities of the following gases at STP? a. CH2F2 Density = g/L b. COC12 Density = g/L…

A: a) CH2F2 = Given that: Gas is at STP, it means Pressure = 1 atm Temperature = 273 K   Now, The…

Q: What are the values of temperature at different temperature scales for SATP (Standard Ambient…

A: The values of temperature at different scales and conversion are shown below.

Q: The ocean pressure at the depth of the Titanic wreck is 400. atm. Calculate the ocean pressure in…

A:

Q: The density of nitric oxide (NO) gas at 1.21 atm and 39.9°C is ________ g/L.

A: The ideal gas equation is : PV = nRT P = Pressure of gas V = Volume of gas n = number of moles of…

Q: Calculate the density of hydrogen bromide (HBr) gas in g/L at 733 mmHg and 46 o C. Just give the…

A: Given: Pressure of HBr = 733 mm Hg And temperature = 46 oC Molar mass of HBr = Atomic mass of H +…

Q: Convert 175,000,000 dam3  to km3

A: Given is, 175,000,000 dam3

Q: Convert

A: We will use Boyle's law

Q: A Mylar™ party balloon is inflated with 4.62 L of helium in an indoor environment where the…

A: In the question given that, party balloon has Initial volume of 4.62 L and temperature is 25°C…

Q: Oxygen has a density of 1.43 g/L at STP. What is the density of oxygen at -33 degrees celsius and…

A: Given, the density of oxygen at STP is 1.43 gL.we are asked to calculate the density of oxygen at,…

Q: density

A: PV = nRT  Where : n = m/M = moles = mass /molar mass PV = mRT / M  PM = ( m / V ) RT  PM = D • RT  D…

Q: Convert 797 mm Hg to atm

A: 1 atm = 760 mm Hg Given: 797 mm Hg

Q: A diesel car spits out 8.89x10^3 grams of CO2 into air for each gallon of gas burned. What is the…

A: Given: Mass of CO2= 8.89x10^3 g Pressure= 1 atm Temperature= 22 C= 295 K

Q: the

A: According to the question, Helium gas is escaping from a spherical balloon at the rate of 2ft³/min…

Q: If a gas occupies a volume of 950 mL at standard temperature, what volume will it occupy at 298K

A: Charles's law is: When the pressure is constant, the Kelvin temperature and the volume will be…

Q: A quantity of N2 gas origi: container at 20 °C. A quar to the same container. Wh

A:

Q: 1. If 22.5 L nitrogen at 748 mm Hg are compressed to 725 mm Hg at constant temperature. What is the…

A:

Q: Define the term Kelvin Scale?

A: Three important scales are used in chemistry for describe the temperature. Kelvin and Celsius scale…

Q: Calculate the Celsius temperature of 455 ml of a gas if we know that gas takes up 624 ml of space at…

A: Since we know PV = nRT  where P = pressure  V = volume  n = moles  R = constant  T = temperature in…

Q: A 2.5 L helium balloon is filled at a florist's shop. If the temperature inside the shop is 68°F,…

A: