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December 2, 2016

Search: 12. How many grams of CO are needed to react with an excess of Fe2O3 to produce 209.7 g Fe?

Number of results: 22,690

Calculus
A rectangular recreational field needs to be built outside of a gymnasium. Three walls of fencing are needed and the fourth wall is to be a wall of the gymnasium itself. The ideal area for such a field is exactly 250000ft2. In order to minimize costs, it is necessary to ...
November 4, 2015 by Erik

Chemistry
For a lab, I had to react toulene with 1% I2 in dichloromethane. Would HI form as a result of this? Logically, I think there would be no reaction because toulene looks too stable. But a colour change occured. Why would this happen?
February 10, 2008 by Raj

chemistry
if a small piece of sodium is dropped into water,it begins to react, forming hydrogen gas and sodium hydroxide. In the equation, 2Na(s)+2H2O(l) 2NaOH(aq)+H2(g),the sodium hydroxide that is formed is a..
August 5, 2012 by debbie

Chemistry
Equimolar amounts of gas A and B, each at an initial partial pressure of 1.00 atm are combined in a flask. The flask is sealed and allowed to react to completion according to the reaction: 2A(g)+ B(g) --> C(g) What is the final pressure inside the flask?
January 1, 2014 by DJS

business
1. On the income statement, extraordinary items are reported A. immediately after the continuing operations section. B. before the operating income section. C. immediately before the discontinued operations section. D. net of income tax or net of income tax savings. 2. _______...
August 11, 2014 by sharon

Chem
22.4/2 liters. what is the volume 16 grams of O2 at STP?
February 5, 2007 by bobpursley

chemistry
how many molecules are there in 450 grams of FeF3?
September 15, 2007 by jessica

science
How many grams of water is 6.023451 liters?
September 7, 2008 by codie

science
what is the molar mass for C2H5OH in grams
December 15, 2008 by lil iverson01

math
how many grams of NaC1 are in 100mL of NS solution?
March 14, 2009 by karen

Chemistry
How many grams are there in 2.3 ¡Á ¡¼10¡½^24 atoms of silver?
May 13, 2009 by Taylor

chemistry
How many oxygen atoms in 9 grams of sugar?
August 31, 2011 by sabaah

chemistry
how many grams of phosphorus are there in 160 g of P4O10
November 10, 2009 by Trace

chemistry
how many grams of Sb2S3 will contain 4.80 moles of S
November 14, 2009 by Trace

MATH
A JUMPROPE IS MEASURED BY GRAMS OR KILOGRAMS
March 30, 2011 by CHRIS

Chemistry
How many grams of potassium chromate are in K2CrO4?
May 26, 2010 by Ashley

science
Convert 12.5 mol Cl2 to grams
July 11, 2010 by Anonymous

chemistry
Determine the mass in grams of 2.56*10^24 atoms in Li
October 6, 2010 by Aundrea

Chemistry
What is the mass, in grams, of each of the following? 44.3 mol Xe
October 14, 2010 by Lisa

Science
how many atoms of carbon in 18 grams of C3H8o
March 28, 2011 by Sylvia

chemistry
How many grams of Au2S can be obtained from 1.17 mol?
November 16, 2010 by kim k

Chemsistry
How many moles are there in 857 grams of sodium?
November 22, 2010 by Anonymous

Chemistry
How many moles are there in 569 grams of copper
November 22, 2010 by Anonymous

Chemistry
How many moles are there in 965 grams of boron
November 22, 2010 by Anonymous

chemistry
How many molecules are 100.00 grams of H2O?
November 29, 2010 by jeff

SCIENCE
WHAT IS THE WEIGHT OF THE HUMAN BRAIN IN GRAMS?
December 16, 2010 by ANTONIO

chemistry
how many grams of drug are in 75mL of a 4% solution/
January 15, 2011 by Anonymous

idk
How many moles of carbon tetrachloride are in 51.0 grams?
January 17, 2011 by idk

chemistry
how many moles are in 5 grams of no2 molecules?
January 25, 2011 by james

chemistry
convert 4.37 moles of NaOH to grams.
January 27, 2011 by Amanda

chemistry
How many grams of NaOH are there in 2.5L of a 0.343M solution?
February 9, 2011 by twynna

chemistry
How many grams of NaOH are there in 2.5L of a 0.343M solution?
February 13, 2011 by twynna

CHEMISTRY
Benzene equals 78.11 grams/mole
February 14, 2011 by dan

chemistry
how many grams of oxygen are in 560g of ribose?
February 15, 2011 by Noelle

chemistry
How many grams of NaOH are there in 2.5L of a 0.343 M solution?
February 20, 2011 by twynna

chemistry
How many grams of NaOH are there in 2.5L of a 0.343M solution?
March 12, 2011 by n/a

chemistry
3 molecule of water contains how many grams?
March 16, 2011 by aryan

chemistry
How many mol of Oxygen are in 45.9 grams of CO2?
March 19, 2011 by Anonymous

chemistry
How many grams of Na2CO3 are required to Na2S2O3
April 4, 2011 by Rickia

chemistry
How many grams of Na2CO3 are required to Na2S2O3
April 4, 2011 by Rickia

chemistry
How many grams of O2 are required to burn 13.0g of acetylene?
April 25, 2011 by Kelsey

chemistry
how many grams of aluminum are in 25.0 ml of a 14%(w/v) solution of Al2O3?
April 25, 2011 by unk

stoichimetry
how many liters of NH3 can be produced from 23.1 grams of H2 ?
April 26, 2011 by Anonymous

Chemistry
how many grams are in 12.5 moles of chlorine (gas)?
July 12, 2011 by Help

Math
how do you convert 1000 milligrams to grams ?
September 5, 2011 by Janae

chemistry
how many grams of O2 may be produced from 50g of KClO3?
September 13, 2011 by Karen

Grams
Can you give me an examples of a 5.6 gram object?
September 14, 2011 by HM

chem
how many molecules will be in 275 grams of c2h6
November 14, 2011 by mandy

chemistry
calculate 5.7 grams PbCl2= ions Cl-1
November 14, 2011 by nina

Chemistry
how much sodium is in 1.80 grams of Na3PO4
November 20, 2011 by Anonymous

chemistry
How many grams of NH3 can be made from 375g of N2?
December 5, 2011 by sara

Chemistry
How many moles are in 12.0 grams of Potassium Sulfide?
February 19, 2012 by Alison

Chemistry
How do you convert Ounces to Grams longhand?
March 22, 2012 by Lee

to ms.sue
each paper clip weighs 30 grams
May 10, 2012 by Celest

chemistry
if 14.7g of na reacts with 7.9g og br how many grams of nabr are found
September 3, 2012 by Anna

Science, Chemistry
What is the volume of 75.65 grams of zinc
September 6, 2012 by Hannah

biology
what is the mass in grams of 1.03 kg 1105g and 1075000mg
September 12, 2012 by angie

chemistry
How many grams of Kl are required to prepare 500 mL of 0.04 M Kl?
September 25, 2012 by Erin

math
How many grams of a drug are contained in 1L of a 30% solution?
September 28, 2012 by Anonymous

Chemistry
what is the mass in grams of 1.32 x 10^20 uranium atoms
October 16, 2012 by Kid

chemistry
1. How many grams of NaCl are present in 15 mL of a 2.0% solution?
October 19, 2012 by alexa

math
If the density of 1.77 grams of gold is 19.3 g/mL, what is the volume
November 7, 2012 by shana

chemistry
How many grams of solute are in 2.l L of 3.7Moles of Al(NO3)3
November 17, 2012 by Anonymous

chemistry
how to convert 2.80cm into grams?
January 20, 2013 by Anonymous

chemistry
How to convert centimeters into grams
March 2, 2013 by Anonymous

chemistry
how many grams of oxygen are in 175 g of C5H10O5
April 16, 2013 by anna

Chemistry
How many grams of Na2O are produced when 62.5g of Na reacts?
April 16, 2013 by Trena Fuller

chemistry
how many moles of nh3 are produced from 16 grams of n2 ?
May 21, 2013 by jojo

Math
Subtract 750 grams from 3 kilograms
May 29, 2013 by Jane

Chemistry
How many grams of NaCl are produced from 6 moles of Na?
June 18, 2013 by Halie

chemistry
If you have 13.0g of Na, how many grams of O2 are required for the reaction?
September 17, 2013 by deven

chemistry
Covert 22.3 grams of C6H12O6 to molecules
October 16, 2013 by Cindy

Chem
How many grams of MG in 1.5 g of chloride ions in MGCL2
February 7, 2014 by Belal

chemistry
How many grams are there in 2.5 moles of CuSO4.5H2O?
August 11, 2014 by Shane

chemistry
How many grams are in 2.5 moles of magnesium hydroxide
October 7, 2014 by Anonymous

chemistry
263 mL ethanol to its mass in grams
November 12, 2014 by Teresa

chemistry
How many grams of O2 are contained in a 25.0L sample at 5.20 atm and 28.0C?
November 13, 2014 by mariah

chemistry
grams of potassium permanganate are in 2.58 moles i don't get it ? help
December 4, 2014 by danii

chemistry
How many grams of carbon are in 2.42 moles of C2H6
March 2, 2015 by Anonymous

chemistry
7.5 gm of chromium and 7.5 grams oxygen yield
March 25, 2015 by Elizabeth

Chemistry
8.00 times10*19 molecules H2O to grams
September 25, 2015 by Breighton

Chemistry
How many atoms are in 448 grams of carbon?
September 28, 2015 by Heidi

Chemistry
What is the mass in grams of Br in 8.53 moles of FeBr5?
September 29, 2015 by Racheal

Chemistry
How many grams of drug X are in 10 mL of a 1:200 solution of X?
October 23, 2015 by James

Chemistry
How many molecular does 36.0 grams of water represent?
January 13, 2016 by Anithe

Chemistry
How many moles are in 2.3 grams of oxygen gas.
March 30, 2016 by Jake

chemistry
how many protons and electrons are in 7.4 grams of hydrogen?
April 13, 2016 by joe

Chem
How many grams of salt are there in 2.9 mL of solution that has a concentration of 1.4 g/mL?
September 14, 2016 by csd

chemistry
How many grams of fe is present in 30g of FeSO4
September 21, 2016 by Abdul Rehman umer

Chemistry
Urea (NH2)2CO is dissolved in 100.0 g of water. The solution freezes at -0.085 degrees C. how many grams of urea were dissolved to make this solution. delta T = Kf*molality Plug in 0.085 for delta T, I assume you know Kf for water, calculate molality. Then molality x kg ...
February 11, 2008 by Lauren

physics 2
how much excess charge must be placed in a copper sphere so that its electric potential relative to infinity is 150kv radius 0.125 m b)what is the potential of the surface relative to infinity
February 24, 2010 by Anonymous

chem
Baking powder consists of 4 ingredients – CaHPO4, NaAl(SO4)2, NaHCO3 and cornstarch. Using the guidelines below, determine the masses of each ingredient in a sample of baking powder using the following specifications:. (Tip: Parts i, ii v and vi below should be VERY easy...
February 24, 2015 by me

chemistry
The percentage yield for the reaction PCL3+Cl2-->PCL5 is 83.2%. What mass of PCL5 is expected from the reaction of 73.7g of PCL3 with excess chlorine?
January 13, 2015 by Brennan

Stats Math 3
Suppose a simple random sample of size n=150 is obtained from a population whose size is N=20,000 and whose population proportion with a specified characteristic is p=0.8. Please answer questions (1) through (5) below. (1) Describe the sampling distribution of p^ (choose the ...
November 26, 2014 by LADO

us history
19. Which answer best explains how the Articles of Confederation set up governmental roles for dealing with foreign governments? Congress had the power to make foreign treaties.*** The states had the power to make foreign treaties. Congress could write treaties, but they ...
January 11, 2016 by Labbayk

Chemistry
Sodium carbonate reacts with hydrochloric acid as shown in an unbalanced chemical equation. What mass of Co2 is produced from the reaction of 2.94g Na2 Co2 with excess HCI? Na2CO3(s)+HCI(aq)+ CO2(g)+H2O A. 1.22 g B. 2.44 g C 2.94 g D 5.88 g E 7.08 g
July 21, 2011 by Taru

chemistry
0.688 g of antacid was treated with 50.00 mL of 0.100 M HCl. The excess acid required 4.21 mL of 1.200 M NaOH for back titration. What is the neutralizing power of this antacid expressed as mmol(millimoles) of HCl per gram of antacid?
November 4, 2014 by boomer

chemistry
Determine themass of the copper solid produced when excess magnessuim metal reacts with 250 ml of 0.0500M copper acetate solution. if 6.00g of copper was recovered experimentally determine the percent yeild. Thank you in advance.
January 11, 2015 by Juliana

chemistry
A sample consist only NaCl and NaBr has amass of 0.7648gm. This sample is place in solution in which excess of silver is added which forma precipitate the AgCl and AgBr has amass of 1.5758 gm . what's the percentage of Cl and Br in original sample ?
December 7, 2015 by Nechirwan

english
Sometimes too much of a good thing can become a very bad thing indeed. In an earnest attempt to consume a healthy diet, dietary supplement enthusiasts have been known to overdose. Vitamin C, for example, long thought to help people ward off cold viruses, is currently being ...
February 10, 2015 by Robb4301

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