A balloon filled with 0.264 moles of argon gas had a volume of 13.1 L.  If 0.448 moles of argon were added to the balloon, what would be the new volume (in L to 1 decimal place)? What are the units?

Q: If the rate of a car on the 60 freeway is 65 mph or miles per hour, what is the car’s rate in km per…

A: Introduction: The speed of a moving object is defined as the distance travelled by the object in per…

Q: 26 mL of oxygen gas at a temperature of 22 degrees Celsius is heated to 188 degrees Celsius. What is…

A:

Q: A chemical engineer must report the average volume of a certain pollutant produced by the plants…

A: We have to calculate average of volume

Q: A major component of gasoline is octane C8H18. When octane is burned in air, it chemically reacts…

A: The balanced equation for combustion of octane is given as - 2C8H18  + 25O2  => 16CO2 + 18H2O So,…

Q: Liquid hexane (CH3(CH2),CH3) will react with gaseous oxygen (02) to produce gaseous carbon dioxide…

A: The balanced reaction between liquid hexane and oxygen gas is:

Q: Suppose a chemical company produces 3.91 X 103 kg of benzene.  The benzene is put into 14.5 L…

A: Given: Mass of benzene produced = 3.91 X 103 Kg = 3.91 X 106 g.                          (Since 1 Kg…

Q: 1.22 moles of helium gas are put into a balloon until the volume is 10.5 L. Gas is let out of the…

A: Given :-  Initial moles  of He = 1.22 moles  Initial volume of He  = 10.5 L  Final volume of He =…

Q: the us national institute of standards and technology used mercury gauge as a primary standard for…

A: given, mass of mercury = 225 kilogram = 225000 grams density of mercury = 13.6 g/mL

Q: What is the temperature on the Fahrenheit and Kelvin scale of the normal boiling point of H2O, if…

A:

Q: What conversion factor is appropriate to convert 862 mm Hg to in Hg (inches of mercury)?

A: Conversion of mm Hg to in Hg

Q: An imported car is listed as geting 12.9km/L. What is the cars gas mileage in units miles/gal(mpg)?…

A:

Q: A chemical engineer must report the average volume of a certain pollutant produced by the plants…

A: Average  volume =Total volumeNo of values

Q: Green plants use light from the Sun to drive photosynthesis. Photosynthesis is a chemical reaction…

A: The balanced reaction is as follows: Molar mass of CO2 = 44.01 g/mol Molar mass of O2 = 32 g/mol…

Q: A student performs an experiment to determine the molar mass of magnesium oxide. The student repeats…

A: The percent relative error can be calculated by dividing the absolute error by the actual value of…

Q: A major component of gasoline is octane (C8H18). When octane is burned in air, it chemically reacts…

A: Given: mass of octane (C8H18) = 7.31 g molar mass of C8H18 = 114.23 g/mol molar mass of CO2 = 44.01…

Q: Liquid hexane (CH3CH24CH3) will react with gaseous oxygen O2 to produce gaseous carbon dioxide…

A: The given reaction is,

Q: If I have a mass of 71.7 kg and a volume of 82.2 L, how dense am I in grams per microliter? The…

A: Given data, Mass (M) = 71.7 kg Volume (V) = 82.2 L : 1 kg = 1000 g, Therefore, M = 71.7 kg      =…

Q: A ballon filled with 0.475 moles of argon gas had a volume of 14.1L. If 0.373 mole of argon added to…

A: Given,  Initial Moles of Ar gas = 0.475 Moles Initial Volume = 14.1 L New Volume = ?

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

A:

Q: 71 mL of oxygen gas at a temperature of 70 degrees Celsius expands to 86 mL upon heating. What is…

A: Given :-  initial volume of gas = 71 mL initial temperature = 70 °C final volume of gas = 86 mL  To…

Q: The density of air is 1.29 g/L. What volume (in mL) will 8.00 g of air occupy?

A: Density, mass of a unit volume of a substance. The formula for density is d = M / V where  d is…

Q: A small airplane takes on 312 L of fuel. If the density of the fuel is 0.821 g/ mL, what mass of…

A:

Q: Green plants use light from the Sun to drive photosynthesis. Photosynthesis is a chemical reaction…

A:

Q: A gasoline pump dispenses fuel at the rate of 3.2 gal/min. How long in seconds will it take to…

A: Given: Dispensing rate of gasoline = 3.2 gal / min Also given that, 1 gal = 3.785 L

Q: A chemical engineer must report the average volume of a certain pollutant produced by the plants…

A: The pollutant data for each plant is given as,

Q: An irregularly shaped rock weighs 268.42 kg. It is placed in a cylinder that has 50.6 L of water.…

A: Given, Note: 1 Kg = 1000 g Mass of rock = 268.42 kg = 268.42 × 1000 g = 268420 grams Initially,…

Q: A sample of gaseous neon atoms at atmospheric pressure and 0C contains 2.69x10^22 atoms per liter.…

A: Neon is a chemical substance with the Ne symbol and the atomic number 10. It's a fine coal. Neon is…

Q: A major component of gasoline is octane C8H18. When octane is burned in air, it chemically reacts…

A: A major component of gasoline is octane C8H18. When octane is burned in air, it chemically reacts…

Q: A gas company charges $1.30 for 15.0 ft³ of natural gas. What is the cost in $ per L?

A:

Q: A 775 ml sample of nitrogen dioxide gas was collected at 0 degrees Celcius  If the temperature…

A: At constant pressure, the volume of the gas increases with an increase in temperature. According to…

Q: Tire pressure is measured in units of lb/in2. Convert 32 lb/in2to g/cm2(use the proper number of…

A: Tire pressure is measured in units of lb/in2. Convert 32 lb/in2 to g/cm2 (use the proper number of…

Q: A chemical engineer must report the average volume of a certain pollutant produced by the plants…

A: otal volumes of pollutants produced by the plants is (0.32+19.0+14.9)L =34.22L We have 3 types of…

Q: A major component of gasoline is octane (C8H18). When liquid octane is burned in air it reacts with…

A: The balanced equation for the given reaction is,

Q: and gaseous water  H2O . Suppose 2.6 g of hexane is mixed with 13.3 g of oxygen. Calculate the…

A: Given: 2.6 g of hexane is mixed with 13.3 g of oxygen To find: Minimum amount of oxygen left after…

Q: Aqueous ammonium sulfate, an important fertilizer, can be prepared by reacting ammonia gas (nitrogen…

A:

Q: wine goes bad soon after opening because the ethanol (CH,CH,OH) in it reacts with oxygen gas (0₂)…

A: Ethanol CH3CH2OH reacts with oxygen gas O2 from air to form water H2O and acetic acid CH3COOH .We…

Q: A balloon with an initial volume of 2.5 L at a temperature of 296 K is warmed to 396 K. Part A What…

A: Given data is as follows: The initial volume of balloon V1 = 2.5 L The initial temperature of…

Q: Green plants use light from the Sun to drive photosynthesis. Photosynthesis is a chemical reaction…

A: The balanced reaction of water and carbon dioxide forming glucose and oxygen can be given as

Q: A marine biologist is preparing a deep-sea submersible for a dive. The sub stores breathing air…

A: Given, Width of the spherical air tank = 81.0 cm Volume of air needed by biologist = 3900 L…

Q: Liquid hexane (CH₂(CH₂) CH₂) will react with gaseous oxygen (O₂) to produce gaseous carbon dioxide…

A:

Q: Green plants use light from the Sun to drive photosynthesis. Photosynthesis is a chemical reaction…

A: Photosynthesis is chemical reaction in which carbon dioxide and water to form glucose and oxygen.…

Q: Under certain conditions, oxygen gas (O2) has a density of 0.00134 g/ml.  Find the volume, in…

A: Given : Density of O2 = 0.00134 g/mL And mass of O2 = 250.0 g

Q: A spherical container is filled with a gas, what is the mass in grams of this gas if the density of…

A: Given: Density of gas = 0.2201 g/L. And the diameter of the sphere = 4.65 ft.

Q: A balloon has a volume of 64.8 and 3.94 moles. If the volume decreases to 21.2, what is the new…

A: By using ideal gas equation.

Q: A sample of gas was determined to have a mass of 20.41g and a density of 0.810g/mL. What is the…

A: Density is defined  as mass of gas per unit volume .

Q: A major component of gasoline is octane C8H18 . When liquid octane is burned in air it reacts with…

A: The balanced chemical equation for the combustion of octane is,C8H18(l) + 25/2O2(g) → 8CO2 + 9H2O(g)

Q: A sample of gaseous substance at 25 degrees Celsius at 0.862atm has a density of 2.26g/L. What is…

A:

Q: A balloon with an initial volume of 2.7 L at a temperature of 299 K is warmed to 396 K. What is its…

A:

Q: 1) A student measures 7.45 cm³ of chloroform using a glass syringe. Given that the density of…

A: The moles of chloroform is calculated as,

Q: An irregularly shaped rock weighs 268.42 kg. It is placed in a cylinder that had 50.6 L of water.…

A:

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.