State how much co2 is present in the room

Assignment Help Chemistry
Reference no: EM13195193

A 9m^3 room contains a canister of CO2 with a faulty valve. At a level of 75 mole % CO2, breathing the air becomes lethal. The room temperature is 25 degrees Celcius.

A) If the concentration of CO@ reaches the lethal 75 mole % level, what would be the mole % of O2?

B) How much CO2 (kg) is present in the room when the lethalconcentration is reached

Reference no: EM13195193

Questions Cloud

State liquid waste stream that contains only acetic acid : A company produces vinegar products and discharges between 50,000 and 200,000 gallons per day (131 to 525 L / min) of a liquid waste stream that contains only acetic acid at a concentration of 80 mg/L.
State br2 effuse through a membrane : effuse through a membrane. How long would it take the same number of moles of Ar(g) to effuse through the same membrane?
State compress a gas enough so that it takes up no volume : Which of the following statements are evidence that gases do not always behave ideally? Check all that apply. When two gases are mixed, they follow Dalton\'s law of partial pressures.
Compute the test statistics used to test the null hypothesis : Compute the test statistics used to test the null hypothesis that p1=p2. A report on the nightly news broadcast stated that 15 out of 140 households with pet dogs were burglarized and 20 out of 180 without pet dogs were burglarized.
State how much co2 is present in the room : A 9m^3 room contains a canister of CO2 with a faulty valve. At a level of 75 mole % CO2, breathing the air becomes lethal. The room temperature is 25 degrees Celcius.
Find the dimensions of the poster with the smallest area : The top and bottom margins of a poster are 8 cm and the side margins are each 6 cm. If the area of printed material on the poster is fixed at 382 square centimeters, find the dimensions of the poster with the smallest area.
What is the stocks current price per share : What is the stock's current price per share (before the recapitalization) - what will be its stock price following the recapitalization? Assume that shares are repurchased at the price calculated in Part
What percent of the tickets were sold to students : For a theater play, the school sold 120 blue tickets for students and 80 red tickets for adults. What percent of the tickets were sold to students?
State titration of the lead and zinc in the aliquot required : Titration of the lead and zinc in this aliquot required 34.06 mL of the EDTA solution. Finally, cyanide was used to mask the copper and the zinc in a 25.00 mL aliquot. Titration of the lead required 26.68 mL of the EDTA solution. Determine the com..

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate the composition (in %) of the three compounds

A solution composed of 50% ethanol (EtOH), 10% methanol (MeOH), and 40% water (H2O) is fed at the rate of 100 kg/hr into a separator that produces one stream

  Calculate the molarity and the molality of an nh3

Calculate the molarity and the molality of an NH3 solution made up of 37.5 g of NH3 in 70.0 g of water. The density of the solution is 0.982 g/mL.

  State ethers can be prepared by sn2 attack of an alkoxide

Ethers can be prepared by SN2 attack of an alkoxide ion on a alkyl halide. Suppose you wanted to prepare cyclohexyl methyl ether, shown below, using the SN2 reaction

  Calculate total number of cl ions

.134 mole of KCl and .212 mole of CaCl2 were dissolved in water, calculate total number of Cl ions in the solution

  What is the rate of reaction when the initial concentrations

What is the rate of reaction when the initial concentrations of NO and O2 are 0.030 M and 0.025 M, respectively? 2 NO(g) + O2(g) --> 2 NO2(g)

  State the extent of fragmentation for ionic compounds

The extent of fragmentation for ionic compounds can be derived by comparing the molality expected if no dissociation with what is actually obtained from experiment.

  Compute the molarity

Calculate the molarity, Molarity of iron (III) chloride solution

  State percentage does a dilute aqueous solution expand

By what percentage does a dilute aqueous solution expand when heated form 15 degrees C to 25 degrees C? If a 0.5000 M solution is prepared at 15 degrees C,

  What volume of carbon dioxide will be produced

Using the reaction 2C6H6+15O2--->12CO2+6H2O, what volume of carbon dioxide will be produced when 128.0 grams of benzene react.

  How much heat would be released by its complete combustion

If a bottle of nail polish remover contains 181 mL of acetone, how much heat would be released by its complete combustion? The density of acetone is 0.788 g/mL.

  Analysis of water hardness

In an experiment for measuring water hardness in a water sample, using Atomic Absorption Spectrophotometry, I obtained a value of 173.74 ppm hardness for my water sample.

  The qualitative analysis for net iontic equations

You are given an unknown (solid or solution) and told that it can be one of the other of the compounds in the pairs listed below. Describe a simple chemical test (Not a flame test) using only reagents from our chemistry kits that would enable you ..

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd