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August 21, 2014

Search: If 3.0 liters of oxygen gas react with excess carbon monoxide at STP, how many liters of carbon dioxide can be produced under the same conditions?

Number of results: 15,579

chemistry
Calcium oxide and carbon are reacted to produce carbon monoxide and calcium carbide CaC2. When one mole of calcium carbide is formed, 464.8kJ is absorbed. What is the enthlapy of reaction when 1.00g of calcium carbide is formed?
June 22, 2013 by Jill

Chemistry
Samples of Neon and helium are placed in separate containers connected by a pinched rubber tube. There is 5.00 liters of neon at a pressure of 634 mm Hg in the first container. The second container has 3.00 liters of helium at 522 mm Hg. When the clamp is removed from the ...
February 18, 2011 by T

physics
The mass of a carbon atom is 2 x 10 ^ -26. What is the kinetic energy of a carbon atom moving with a speed of 500 m/s? I got 2.5 x 10^-21 which is correct. The second question states: Two carbon atoms are joined by a spring-like carbon-carbon bond. The potential energy stored ...
November 30, 2009 by Julia

Chemistry
Lithium hydroxide is used in the space program to remove carbon dioxide (from respiration) in spacecraft. Specifically, lithium hydroxide, LiOH, reacts with carbon dioxide, CO2, to form lithium carbonate, Li2CO3, and water. 2 LiOH + CO2 Li2CO3 + H2O What mass of CO2 can be ...
July 24, 2008 by Lynn

math
the volume of a small balloon is 2 liters and a larger balloon is 5 liters. the small balloon is increased at a rate of 0.3 per sec. larger balloon is decreased at a rate of 0.12 liters per sec. after how many seconds will the two balloon have the same liters.
February 13, 2013 by kitty

chemistry
Carbon is able to form large numbers of organic compounds because carbon can A.form 4 bonds B.form single, double and triple bonds C.form chains, rings, spheres and sheets D.the carbon-carbon bond is very stable E.all answers are correct
May 13, 2008 by Mable

CHEMISTRY
Silver reacts with nitric acid to form nitrogen monoxide, silver nitrate and water. Calculate the volume of nitrogen monoxide gas (@STP) that can be produced from the reaction of 5.00g of silver?
October 7, 2013 by Pip

Chemistry (Thermo)
High quality coal (anthracite) is almost pure carbon. The combustion of carbon to carbon dioxide releases 393kJ per mol of carbon burnt. If 1kg of anthracite is burnt: a) How much heat is released? b) How much ice (in kg) at 273K could be melted to give water at 273K? c) How ...
September 10, 2010 by Amy

chemistry
The equation for the reaction between hydrogen gas and oxygen gas is: 2H2(g) + O2(g) ---> 2H2O(l) i) How much hydrogen will react with 8g of oxygen? ii) how much water will be formed when 6g of hydrogen react? i would appreciate your help.
October 17, 2010 by paul

chemistry
The equation for the reaction between hydrogen gas and oxygen gas is: 2H2(g) + O2(g) ---> 2H2O(l) i) How much hydrogen will react with 8g of oxygen? ii) how much water will be formed when 6g of hydrogen react? i would appreciate your help.
October 17, 2010 by paul

chem
what is the balanced equation for ozone gas reacts with 2,3,4,5-tetramethylheptane, CH3-CH(CH3)-CH(CH3)-CH(CH3)-CH(CH3)-CH2-CH3 , to produce carbon dioxide gas, CO2 , and water vapor, H2O
April 27, 2014 by Kasia

Dau
2. A sample of a gas occupied a volume of 1.40 liters when the pressure was 768 torr and the temperature was 26.9 C. The volume of the system was readjusted to 2.16 liters by changing the temperature. What was the temperature in the system?
November 19, 2013 by Noura

Chem HW!! Difficult! HELP!
Urea (H2NCONH2) is used extensively as a nitrogen source in fertilizers. It is produced commercially from the reaction of ammonia and carbon dioxide. 2 NH3(g) + CO2(g) ---Heat pressure---> H2NCONH2(s) + H2O(g) Ammonia gas at 223C and 90. atm flows into a reactor at a rate ...
April 5, 2013 by Jane

Science
Air is composed of nitrogen, oxygen, argon, carbon dioxide, and other gasses. How may air be best described? a) a compound b) a mixture c) a solution d) an alloy e) an amalgam
April 30, 2008 by Louis

Chemistry
Consider the following reaction. 4 Al(s) + 3 O2(g) → 2 Al2O3(s) It takes 1.00 L pure oxygen gas at STP to react completely with a certain sample of aluminum. What is the mass of aluminum reacted?
January 26, 2012 by Zoey

chemistry
1) 4.20 x10^6 ml + 12.3 x 10^2 L= My answer is 4.21 x 10^9 2) Change 17.7 L to cubic meters? My answer 1.77 x 10^3 3) Draw an electron dot diagram for K3PO3 My answer K O P O O I couldnt do the dots but there should be 26 dots right? 4) A 35.0 g sample of a carbon-oxygen ...
March 4, 2009 by Lauren

Example of Carbon
Give an example in which carbon moves from the abiotic to the biotic part of an ecosystem. An example which shows that carbon moves from the abiotic to the biotic part of an ecosystem is it being in the atmosphere and getting removed by producers which send it out to consumers...
July 6, 2010 by Amanda

science
1. The ability of an apple to change color when exposed to air is a ____. (1 point)physical property chemical property physical change chemical change 2. Which of the following is NOT a possible sign of a physical change? (1 point)a change in appearance a change in volume the ...
April 17, 2012 by NIKE

chemistry
i cant understand anything in carbon and its compounds. can you give me any the basics of what i need to learn in carbon and its compounds Carbon has a usual oxidation state(valence) of +4 and it can bond to itself. Therefore, there are millions of carbon containing compounds...
August 2, 2007 by dilip

chemistry
How many liters is 5.8 mole of neon at STP? Show work
September 8, 2012 by Poola

math
How many liters are contained in a cube with each edge 1m? HOW do you do this? How do I know how many liters fits into a meter?
December 16, 2009 by Lauren

chemistry
what is the mass of 1 mole of carbon dioxide (CO2), and silicon dioxide (SIO2)?
September 20, 2010 by Katie

chemistry
If you add 2 liters of .45% NaCl to 36 liters of blood that has a pH balance of 7.44, what will the new pH be?
December 9, 2012 by vetters

chemistry
If you add 2 liters of .45% NaCl to 36 liters of blood that has a pH balance of 7.44, what will the new pH be?
December 9, 2012 by vetters

Chemistry-Enthalpies of formation
"Synthesis gas" is a mixture of carbon monoxide and hydrogen that is used to synthesize a variety of organic compounds. One reaction for producing synthesis gas is 3CH4 + 2H2O + CO2 = 4CO + 8H2 Using enthalpies of formation, calculate the enthalpy change for this reaction in ...
April 13, 2009 by Brigette

math
A gallon of gasoline is more than _______ liters but a little less than ______ liters.
January 6, 2011 by Elisabeth

Chemistry-check answers
The volume V of a gas varies inversly as pressure P is exerted. If V is 3.5 liters when P is 5 atmospheres, find V when P is 8 atmospheres. Answer: 2.188 liters 2) If y varies jointly as x and the cube of z, and y=378 when x=4 and z=3, find y when x=9 and z=2. Answer: y=252
August 23, 2008 by Lucy

chemistry
what is the mass of 1.22x10^23 molcules of carbon dioxide(co2) and silicon dioxide(Sio2)?
September 20, 2010 by Katie

Chem
Could someone please walk me through step by step on how to do this. Propane (C3H8) burns in oxygen to produce carbon dioxide and water. C3H8(g) + 5 O2(g) 3 CO2(g) + 4 H2O(g) Calculate the mass of CO2 that can be produced if the reaction of 48.2 g propane and sufficient oxygen...
October 7, 2010 by Jennifer

Chemistry
Why is water liquid and carbon dioxide gas? Based on things like polarity, polar vs. non-polar
March 25, 2009 by Sabrina

chemistry
Find te Yield of Carbon Dioxide in an Alkaseltzer Reaction. Equation: HCH3COO (Acetic Acid)+ NaHCO3 (Sodium Bicarbonate) -> NaCH3COO+ H20 (water)+ CO2 (Carbon Dioxide) So i know to find the Yield its Actual Yield / Theoretical Yield. How do i find the Theoretical Yield and ...
April 15, 2011 by Sara

chemistry
The equation for burning C2H2 is 2C2H2(g) + 5O2(g) ⎯→ 4CO2(g) + 2H2O(g) a. If 15.9 L C2H2 react at STP, how many moles of CO2 are produced? (Hint: At STP, 1 mol = 22.41 L for any gas.) b. How many milliliters of CO2 (density = 1.977 g/L) can be made when 59.3 mL O2...
June 2, 2010 by rob

Chemistry
Oxygen gas can be generated by heating KClO3 in the presence of some MnO2. 2KClO3 → 2KCl + 3O2 If all the KClO3 in a mixture containing 1.58 g KClO3 and 0.30 g MnO2 is decomposed, how many liters of O2 gas will be generated at T = 25.0C and P = 760.6 torr?
October 27, 2013 by Billy

Chemistry
What volume in liters of C3H7Cl is produced if 400.0g of C3H8 (propane) reacts with excess chlorine gas according to the equation C3H8+ Cl2 --> C3H7Cl+HCl
April 15, 2014 by Megan

chemistry
What's the particle diagram of Carbon monoxide? Thank you
February 14, 2011 by Ellie

chemistry
can you convert the grams to liters of water using the conversion factor of 22.4 liters in one mole?
April 30, 2013 by lauren

chemistry
What mass of carbon dioxide, water, and sulfur dioxide can be produced from the combustion of 1.5793g of C7H12S?
November 23, 2010 by Josh

SCIENCE
AIR IS A COMPOUND of nitogen,oxygen,argon,carbon dioxide,ane other gases.how may air be best described? a)a compund b)a mixture c)a solution d)an alloy e)an amalgam
October 3, 2007 by jessica

Honors Biology
Can someone check my work please? We had to fill in the blanks of a short paragraph with the correct keywords, but all these acronyms (I think thats what they're called ;P) confuse me. My answers will be in parentheses. " The Calvin Cycle begins when one molecule of carbon ...
October 15, 2008 by Emily

chemistry
Nitrogen monoxide reacts with oxygen according to the equation below.. 2NO + O2 -----> 2NO2... How many moles of NO are required to produce 5.0 moles of NO2 in excess oxygen?
June 19, 2010 by Monica

chemistry
Consider the following reaction 4Al + 3O2 = 2Al2O3 It takes 2.00 L pure oxygen gas at STP (0C ,1atm ) to react completely with a certain aluminum. What is the mass of aluminum reacted?
November 18, 2011 by NONO

Chemistry Check
The Synthesis of hydrogen chloride is written H2+Cl2==>2HCl. 3L of hydrogen are used and all gasses are at STP. The volume of HCL produced in the reaction would be _______ L. would the answer be 5.96? Three liters of H2 yields six liters of HCl, from the balanced equation. ...
January 19, 2007 by Briana

Chemistry
I blanked how to solve this: How many grams of carbon dioxide are produced when 2.5 grams of sodium bicarbonate reacts with excess citric acid according to: 3NaHCO3+H3C6H5O7 -> Na3C6H5O7+3CO2+3H2O Could you include the steps, please? Thanks.
June 15, 2011 by Jillian

Chemistry
If I add 0.348 liters of 5.25% bleach(Sodium Hypochlorite) into 4 liters of water, what is my new concentration?
June 18, 2012 by Brian

Chemistry
If I add 0.348 liters of 5.25% bleach(Sodium Hypochlorite) into 4 liters of water, what is my concentration in ppm ?
June 18, 2012 by Brian

Geometry
The average human heart pumps about 60 milliliters of blood for each beat. a. About how many liters of blood does your heart pump each day? b. Do you think a reasonable degree of precision for this question would be to report the answer to the nearest 100 liters, 10 liters, 1 ...
December 3, 2013 by Missy

Chemistry
Dimethylamine burns in oxygen according to the following equation: 4 C2H7N + 15 O2 → 8 CO2 + 14 H2O + 2 N2 (a) How many liters of O2 at 35 C and 0.840 atm will be needed to burn 7.70 L of C2H7N at 35 C and 0.840 atm? (b) How many liters of CO2 at 35 C and 0.840 atm ...
December 1, 2012 by Joe

Chemistry
Dimethylamine burns in oxygen according to the following equation: 4 C2H7N + 15 O2 → 8 CO2 + 14 H2O + 2 N2 (a) How many liters of O2 at 35 C and 0.840 atm will be needed to burn 7.70 L of C2H7N at 35 C and 0.840 atm? (b) How many liters of CO2 at 35 C and 0.840 atm ...
December 1, 2012 by Sarah

Chemistry-Explanation Please
Oxygen gas can be generated by heating KClO3 in the presence of some MnO2. 2KClO3 → 2KCl + 3O2 If all the KClO3 in a mixture containing 1.00 g KClO3 and 0.25 g MnO2 is decomposed, how many liters of O2 gas will be generated at T = 24.0C and P = 755.6 torr?
November 1, 2012 by Kwame

Biology
Carbon is a an element with an atomic number of 6. Based on this information, which of the following statements is true? A. Carbon can be broken down into simpler component substances. B. Each carbon atom will always have 6 protons. C. Each carbon atom will always have 6 ...
June 15, 2011 by Sherri

chemistry PLEASE HELP
How many milligrams of sodium azide will produce 8.35 Liters of N2 at STP???
March 7, 2013 by Liv

photoautotrophs
oxidize chemicals to obtain energy obtain energy from light and carbon from carbon dioxide use light energy to synthesize water and sugar obtain electrons from oxygen and carbon from organic molecules WHICH ONE DO WOULD YOU PICK. I AM CLUELESS. This site is LONG and LONGER ...
October 3, 2006 by shellie

algebra
A store sells a 1-liter container of juice for 75 and a 2-liter container for $1.40. Assume that the cost varies linearly with the number of liters, and find the slope of the line that shows the relationship. How many liters would be in a container that cost $3.35? I know ...
February 21, 2010 by sanda

chemistry
36 colored paper clips (12 each of 3 different colors) 1.Each paper clip represents a single atom. Designate a different color of paper clip to represent atoms of oxygen (O), hydrogen (H), and carbon (C). Makes two molecules each of hydrogen (H2) and methane (CH4) and six ...
August 1, 2008 by kayla

chemistry
From the following information, calculate the standard change of enthalpy for the combustion of coal. C + O2 -> CO2 COMPOUND HEAT OF FORMATION coal 0.0 carbon dioxide -393.5 water (l) -285.9 oxygen 0.0
July 15, 2012 by Annabelle

Chem
If 4.0 grams of hydroven, 6.02 x 10^22 atoms of helium and 4.48 liters of argon, measured at STP are placed in a 2.0 liter flask, at 27 degrees C, what is the final pressure? Under controlled conditions the velocity of hydrogen molecules was found to be 250 meters/sec, and the...
November 23, 2008 by Anonymous

Chemistry 1110
If 3 L of hydrogen and 1.5 L of oxygen at STP react to yield water how many moles of water are formed? What gas volume does the water have at a temperature of 100degrees C and 1 atm pressure?
March 13, 2012 by Trina

Algrbra I
Help!! I do not understand how to work these types of problems. My instructor gives us really long formulas and charts for these and i don't get it!! Im good at algebra, I have an A in the class, so this is irritating to me! The radiator in a certain make of car needs to ...
February 8, 2012 by Nicole

chemistry
Given the balanced equation: C2H4 + 3O2 2CO2 + 2H2O How many liters of CO2 are produced when 15 liters of O2 are consumed?
July 13, 2010 by Dillon

chemistry
Determine how many liters of nitrogen will be required to produce 87.0 liters of ammonia. The balanced equation for this reaction is: 3H2(g) + N2(g) ==> 2NH3(g).
January 5, 2011 by Lisa

physics
Suppose that it takes exactly 15.0 hours to drain a container of 6.10 liters of water. What is the flow rate in liters/second?
June 14, 2011 by lisa

chemistry
How do I write the skeleton equation representing the heating o f magnesium carbonate to produce solid magnesium oxide and carbon dioxide gas?
March 15, 2010 by Brittany

Treacher girls scholl
A hydrocarbon is burnt completely in air to form 13.2g of carbon dioxide gas and 7.2g of water. What is the molecular formula of the hydrocarbon?
March 28, 2011 by Esh

science grade 9
If humans and all other animals are constantly producing carbon dioxide, and is a very stable gas, why does it make up only a tiny percentage of the earths atmosphere?
November 26, 2009 by Jalen

chemistry
suppose you have an unknown gas, and wish to determine whether it may be ammonia, hydrogen or carbon dioxide. Describe tests you might use to prove the existence of each of these gases.
December 16, 2010 by jake

math
1 can OJ is 15% 1 can is 10% how many liters of each should be mixed together to get 5 liters at 13%
March 4, 2013 by Rick

chemistry
Equations for iodometric titration of carbon monoxide
October 4, 2010 by Ele

Chemistry
Hank Hill loves everything about gas propane, C3H8. One day his son Bobby asks him the following set of questions about propane. Hank hems and haws for a few moments and finally tells his son he'll get back to him with answers but he has to mow the lawn first. Instead of ...
May 9, 2011 by Anonymous

Algebra
One canned juice is 20% orange juice: another is 10% orange juice. How many liters of each should be mixed together in order to get 10L that is 13% orange juice.How many liters of the 20%? How many liters of the 10%?
November 13, 2010 by Melissa

Chemistry
In an experiment 0.5300 g of ferric oxide is reacted with 0.3701 g of carbon monoxide gas according to the equation: Fe2O3 + CO ==> Fe + CO2. A. What is the limiting reactant? B. What mass of the other reactant is in exess? C. What mass of iron is produced?
February 29, 2008 by Zachary

ap
A ruptured tank in Anywhere, USA, spilled hydrochloric acid. Officials were reported to be concerned that the acid might mix with sodium hydroxide (caustic soda) in a neigh- boring tank and form a toxic gas. What toxic gas would be formed by mixing hydrochloric acid with ...
October 1, 2012 by cheri

Science
zinc is mixed with Hydrochloric acid to form zinc chloride and hydrogen gas. if 7.3 grams of zinc completely reacts how much hydrogen gas will be created? if you collect the hydrogen over water at 23 degrees celcius and a barometric pressure of 770 mmHg and you recover 2.30 ...
April 16, 2014 by Tylor

Chemistry
Please show me the steps..... At STP, 3.00 L of nitrogen gas contains the same number of molecules as A) 1.00 L of nitrogen gas B) 2.00 L of oxygen gas C) 3.00 L of chlorine gas D) 4.00 L of hydrogen gas
December 1, 2010 by Kiesha

science(please check answers)
1.which of the following were found to destroy ozone in the upper atmosphere? A. sulfur oxides B. cfcs(i pick this) C. nitrogen oxides D. carbon dioxide 2.which of the following sets of terms is associated with air pollution caused by burning fossil fuels? A. acid rain,ozone ...
December 20, 2013 by matt

holy school
CaCO3 + H2 SO4 ------> CaSO4 + CO2 + H2 O 200 g of calcium carbonate are added to 4 L of water. a. What is the molarity of the calcium carbonate solution? b. How many moles of hydrogen sulfate would be needed to react with a 25 mL sample of the calcium carbonate solution? c...
March 3, 2013 by mamta

Water Treatment
a)What would be the advantage of placing softening before cascade aeration? (Only one answer can be correct). Low oxygen concentration /Less pumping phases /High ammonium concentration /Less carbondioxide removal during cascade aeration b) What would be the disadvantage of ...
October 21, 2013 by Yad

Chemistry
Hank Hill loves everything about gas propane, C3H8. One day his son Bobby asks him the following set of questions about propane. Hank hems and haws for a few moments and finally tells his son he'll get back to him with answers but he has to mow the lawn first. Instead of ...
May 9, 2011 by Anonymous

College Algebra
Carbon-14 Dating. Only 10% of the carbon-14 in a samll wooden bowl remains. How old is the bowl? Half life of carbon is 5700 years.
December 8, 2010 by Vince

Physics
There is a small amount of water at the bottom of a sealed containerof volume 4.3 liters which is otherwise full of an ideal gas. A thin tube open to the atmosphere extends down into the water, and up to a height of 238 cm. The system is initially a pressure that maintains a ...
April 6, 2010 by Noodle

physics
There is a small amount of water at the bottom of a sealed containerof volume 4.3 liters which is otherwise full of an ideal gas. A thin tube open to the atmosphere extends down into the water, and up to a height of 238 cm. The system is initially a pressure that maintains a ...
April 6, 2010 by Noodle

chem
If 10.4 liters of O2 at STP are produced by the electrolysis of water, how many coulombs of charge were required?
April 20, 2013 by sarah

chemistry
If 10.4 liters of O2 at STP are produced by the electrolysis of water, how many coulombs of charge were required?
April 21, 2013 by sarah

Chemistry
At STP, if 4.20L of O 2 reacts with N2H4 how many liters of water vapor will be produced?
April 1, 2014 by Marion

Bio
Why do fish take in oxygen through its skin but does not release carbon dioxide through its skin.
December 21, 2011 by Poppy

Chemistry
When we test for carbon dioxide gas, we bubble it through limewater and get a white precipitate CaCO3. What is the equation for the reaction? Is it CO2 + Ca(OH)2 --> CaCO3 + H2O
January 24, 2009 by janice

chemistry
Alkali metals react with water to form hydrogen gas and the hydroxide of the metal. When 3.55 grams of an alkali metal reacts with excess water, 1020ml of hydrogen gas, measured at STP, are evolved. What is the alkali metal?
December 6, 2010 by gina

chemistry
Calculate the compositionof the gaseous mixture obtained when 1.25 mol f carbon dioxide is exposed to hot carbon at 800 degree celcius in a 1.25 liter vessel. The equilbrim constant kc at 800 degree celcius is 14 for the reaction CO2 + C = 2C0
April 18, 2013 by sam

science
how many oxygen atoms are in 773.2g of carbon dioxide? and also what is the molar mass of an element where 3.4 moles of the element has a mass of 669.69g? which elent is it?
May 6, 2013 by wardy

chemistry
If you filled three balloons with eaqual volumes of hydrogen, argon, and carbon dioxide gas all at the same temperature and pressure, which ballon would weigh the most? The least?
December 13, 2011 by confused

Chemistry
You weigh out 1.60 g of sodium carbonate monohydrate, dissolve it in water and react it with 15.00 mL of 2.00 M HCl. Write an equation for the reaction and calculate the expected mass or carbon dioxide that will be produced. Your answer should be a decimal number to 3 decimal ...
September 23, 2012 by Sarah

biology
Carbon monoxide blocks the transport of what by hemoglobin in the blood?
April 20, 2010 by Nikki

Chem Help!
I really need help for my homework on how to write the balanced equation for the following reactions. 1) Sodium reacts with iron(lll)oxide to produce sodium oxide and iron. Type of reaction: Balanced Equation: 2) Hydrogen bromide forms from hydrogen and bromine. Type of ...
April 8, 2008 by Lisa

chemistry
A piston has an external energy of 8.00atm. How much work has been done if the cylinder goes from volume of 0.140 liters to 0.450 liters.
September 30, 2012 by Anonymous

Chemistry
Calcium carbonate, CaCO3(s), decomposes upon heating to give CaO(s) and CO2(g). A sample of CaCO3 is decomposed, and carbon dioxide is collected in a 250 mL flask. After decomposition is complete, the gas has a pressure of 1.3 atm at a temperature of 31℃. How many ...
May 5, 2011 by Veronica

chemistry
Assume that 0.0200 mole of a gas is collected in the lab by water displacement. If the temperature of the gas is 26.0oC and the total pressure in the gas tube is 745 mm Hg (including water vapor), what is the volume in liters of the dry gas? (Use the ideal gas law.)
March 31, 2014 by Anonymous

chemistry
Write a balanced chemical equation for the reaction that occurs when barium carbonate decomposes into barium oxide and carbon dioxide gas when heated.
January 25, 2013 by Anonymous

chemistry
Carbon disulfide is prepared by heating sulfur and charcoal. The chemical equation is S2 +C =CS2 Kc= 9.40 at 900k How many grams of CS2(g) can be prepared by heating 14.3 moles of S2(g) with excess carbon in a 8.55 L reaction vessel held at 900 K until equilibrium is attained?
January 19, 2013 by Paul

Chemistry
Carbon disulfide is prepared by heating sulfur and charcoal. The chemical equation is: S2(g)+C(s)<-> CS2(g) Kc=9.40 at 900K How many grams of CS2(g) can be prepared by heating 16.8 moles of S2(g) with excess carbon in a 9.80 L reaction vessel held at 900 K until ...
March 25, 2013 by Anonymous

chemistry
Carbon disulfide is prepared by heating sulfur and charcoal. The chemical equation is s2(g)+C(s)-->CS2(g) Kc=9.40 at 900k How many grams of CS2(g) can be prepared by heating 14.5 moles of S2(g) with excess carbon in a 8.15 L reaction vessel held at 900 K until equilibrium ...
June 10, 2013 by kitor

math
An artifact was found and tested for its carbon-14 content. If 76% of the original carbon-14 was still present, what is its probable age (to the nearest 100 years)? (Carbon-14 has a half-life of 5,730 years.)
March 17, 2013 by buffy

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