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February 8, 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: 21,087

CHEMISTRY
How many grams are there in 2 moles of each of the following? A)Xe2 B)C6H12O6 C)CH3COOMg
February 13, 2011 by twynna

chemistry
If you have 64.3 g NH3, how many grams of F2 are required for complete reaction?
February 15, 2011 by zdood

Science-math
Calculate the density of 25 Grams at a volume of 10 millimeters
February 21, 2011 by Naz

Science-math
Calculate the density of 25 Grams at a volume of 10 millimeters
February 21, 2011 by Naz

Science-math
Calculate the density of 25 Grams at a volume of 10 millimeters
February 21, 2011 by Naz

chemistry
Determine the number of grams of gas in 1.5 x 10^13 atoms of helium?
February 28, 2011 by Toni Jones

Chemistry
How many grams do 5.2×10^20 atoms of silicon weigh? Answer in units of g.
March 8, 2011 by Bob

chemistry
what mass of X can be dissolved in 35.0 grams of water at 20 degrees centigrate?
March 12, 2011 by nat

MATH
A DICTIONARY,CUBE AND A GEOBOARD IS MEASURED BY GRAMS OR KILOGRAMS
March 30, 2011 by CHRIS

Chemistry
How many grams will dissolve on 3.0*10^2mL of 0.050 M Ca(NO3)2? Ksp=8.7*10^-9
March 21, 2011 by Dom

Chemistry
Calculate the average mass, in grams, of an iron atom.
May 5, 2011 by Kamila

chemistry/ quantitative analysis
How many grams of CaSo4 will dissolve in 6L of water?
May 22, 2011 by rvice

chemistry/ quantitative analysis
How many grams of CaSo4 will dissolve in 6L of water?
May 22, 2011 by rvice

chemistry
how many grams of h2o are produced when 50.0g znco3 reacts with c6h8o7
May 23, 2011 by laura

chemistry
What is the amount of potential energy gained by. 30 grams of Hg as it melts?
May 24, 2011 by sarah

chemistry
1.04 g H2 reacts with 10.2 g N2 producing 2.71 g NH3, what is the theoretical yield in grams?
June 19, 2011 by Theoretical yield

chemistry
If I have 10 grams of NaOH in 4 Liters of water, what is the molarity
July 14, 2011 by ana

Chemistry 111
how many grams of Nh3 are produced from 5028g CaCn2?
July 14, 2011 by kisha

chemistry
what is the volume (in ml)of a liquid(density=2.07 g/ml)weighing 130.grams?
September 22, 2011 by ann

chemistry
what is the volume (in ml)of a liquid(density=2.07 g/ml)weighing 130.grams?
September 22, 2011 by victor

chemistry
What is the number of grams of KCIO3 to make 750 mL of 0.227 M?
October 1, 2011 by Chels

science
how grams of kcl to dissovle 1L h2o at 50 degrees centigrade
October 6, 2011 by Anonymous

chemistry
how many grams of propane do you need to combust 525 kJ of heat
October 13, 2011 by Anonymous

chemistry
If you have 1.50 moles {\rm H_2}, how many grams of {\rm NH_3} can be produced?
October 19, 2011 by Anonymous

Honors chemistry
how much is 100 grams of 16 carat gold?
October 29, 2011 by Anonymous

Montgomery CCC
how many grams are present in 20ml of .500M of Fe(NO3)3?
December 18, 2011 by Racheal

Chemistry
How many grams of CaCO3 can be precipitated if 50.0 ml of 0.10 M CaCl2 are mixed with 30 ml of 0.2 M KCO3?
January 13, 2012 by Eric

chemistry
what is the mass in grams of 0.0850 mol of hydrogen atoms?
February 7, 2012 by Amanda

HINDS CC
HOW MANY GRAMS OF N2O ARE FORMED IF 0.46 OF NH4NO3 IS USED IN THE REACTION
February 9, 2012 by kINA

Chemistry
How many moles are found in 25 grams of hydrogen chloride gas
March 14, 2012 by Joey

physics
Find the mass in grams of a carbon dioxide molecule.
March 25, 2012 by cindy

chemistry
How many grams of solute are present in 785 mL of 0.480 M KBr?
March 29, 2012 by Kate

chemistry
how many grams of magnesium carbonate are in a sample that has 1.58 x 10^24 oxygen atoms?
April 24, 2012 by liz

Chemistry
How many moles of K atoms are there in 152.8247 grams of KMnO4?
May 19, 2012 by Lilly

Chemistry
how many grams of aluminum sulfate are produced if 23.33 g Al reacts with 74.44 G CuSO4
May 21, 2012 by Jordan

chem
determine milligrams of mercury in 65.60 grams of mecurous phosphate
July 11, 2012 by der

chemistry
a piece of copper has a mass 740kg,what is the units in grams
September 17, 2012 by Anonymous

physics
how do you convert 1.75 multiplied 10 to the 6th power grams to ounces?
September 23, 2012 by balbina

chemistry
how much heat is released when 42.3 grams of ammonia is produced?
October 8, 2012 by amber

chemistry
What is the mass (in grams) of 9.81 × 1024 molecules of methanol (CH3OH)?
October 12, 2012 by Anonymous

chemistry
How many grams of C3H18O2 contain 7.9 e25 atoms of Carbon?
October 19, 2012 by Liang

Chemistry
how many grams of hydrogen occupy 40 ml at 300.15 K and 710 torr?
October 22, 2012 by Trisha

chemistry
what is the normality of sodium carbonate of 55 grams in a solution of 4000 ml
October 28, 2012 by apoc

Chemistry
12 grams of salt dissolved in 650 mL of water has what concentration?
November 5, 2012 by Harley

chemistry
How many grams of K2HPO4 are there in a teaspoon? Tablespoon? How do I figure this out?
November 6, 2012 by Leo

Chem
How many grams of NaOH9(m.w.=40) do you need to prepare 200ml of .5M NaOH
November 25, 2012 by Gonzalo

chemistry
ph of 10 grams of sodium acetate and 100 mL of .5M acetic acid
November 29, 2012 by ryan

chemistry
what is the frezzing point of 21.6 grams of NiSO4 in 1.00 times 10^2 H2O
January 9, 2013 by beth

Chemistry
How many grams of solute are present in 875 mL of 0.180 M KBr?
February 20, 2013 by Katie

Chemistry
If you have 1.90 mol of H_2 , how many grams of NH_3 can be produced?
March 5, 2013 by Nancy

Chemistry
If you have 1.90 mol of H_2 , how many grams of NH_3 can be produced?
March 5, 2013 by Nancy

chemistry
what is the pH of a solution that has 12.2 grams of hydrochloric acid in 500 ml of water
March 5, 2013 by kandace

Chemistry
N2 + 3H2 --> 2NH3 how many grams of ammonia is produced in the reaction?
March 13, 2013 by Christie

Chemistry
How many grams of methanol could be vaporized by the addition of 22.45kJ of heat?
March 15, 2013 by Luz

Chemistry
How many grams do 5.8×10 24 atoms of argon weigh? Answer in units of g
April 4, 2013 by Kyle

Chemistry
How many grams of Na2CO3 can be found in a 273 mL sample of 0.5 M solution
April 8, 2013 by Linzy

chemistry
How many grams of dichloromethane result from reaction of 1.60 of methane if the yield is 48.8 ?
April 9, 2013 by larry

chemistry
find the mass in grams of a molecule of aspirin c9h8o4
April 9, 2013 by Anonymous

chemistry
the density of mercury is 13.6 g/cm3. how many liters are in 829 grams of Hg.
May 1, 2013 by ashley

chemistry
calculate the molarity of 29.25 grams of NaCl in 2.0 liters of solution
May 28, 2013 by Anonymous

chemistry
What is the mass, in grams, of 7.40×1020 molecules of caffeine, C8H10N4O2
July 24, 2013 by fatima

Chemistry
How many moles are in 27.5 grams of LiCl? Show all work!
August 18, 2013 by Adalaide

physical science
what is the density of iron if 5.0 cm at the third has a mass o 39.5 grams
September 5, 2013 by gale

Chemistry
A solution has 140 grams of KOH dissovled in 5 L of water. What is the pH ?
February 26, 2014 by Emma

chem
How many grams of NH3 are present in 725 mL of gas at STP?
April 29, 2014 by haley

Physics
What is the mass (in Grams) of a block of aluminum that has a volume of 385 mL
May 20, 2014 by Autymn

chemistry
how many particles of water are made when 6.2 grams of methanol are consumed
June 1, 2014 by Anonymous

chemistry
What would be the change in enthalpy if you detonated 10 grams of NI3?
June 6, 2014 by Avery

chemistry
convert 278 amu to grams (scientific notation)
September 7, 2014 by azoz

chemistry
How many grams of ammonia is formed when 8 g of nitrogen is reacted with 10 g of hydrogen
September 18, 2014 by Anonymous

chemistry
How many grams of CO2(g) are there in 81.0mL of the gas at 0.789atm and 30 ∘C?
November 3, 2014 by beth

Chemistry
How many moles of CO2 will be made from 115.4 grams of C3H8?
November 16, 2014 by Michelle

chemistry
how many grams of BaCl2 are present in 150 g of H20 if the concentration is 0.3 m?
November 25, 2014 by destiny

chemistry
There are 5.00*10^-3 moles of lead II nitrate. Calculate how man grams this is.
March 24, 2015 by akihito

Chemistry
how many grams of KCIO3 can be dissolved it 50 g h20 at 50 degrees celcuis?
April 1, 2015 by Linda

Chemistry
What is the mass in grams of 6.5 moles of water? could you show me how you get the answer to
April 7, 2015 by jimm

chemistry
how many grams of potassium carbonate are in 75.0ml of a 2.44M solution?
May 3, 2015 by elmi

chemistry
what is the solubility in grams of KCL3(s) per 100 ml of water?
May 10, 2015 by Anonymous

Chemistry
How many grams of NaCl will you need to mix 200ml of a 2.3M solution?
June 2, 2015 by Dennese

chemistry
The ksp for Al(OH)3 is 3.7*-5 at 20 degrees. What is the solubility of Al(OH)3 in grams per litre?
June 16, 2015 by Lisa

Chemistry
Determine the total grams of Potassium Iodate solution
October 1, 2015 by Anonymous

Science
Compute the number of grams if there are 10.7g of c2h6 in complete combustion
October 20, 2015 by Alex

Chemistry
How many moles of phosphorus atoms are in 100 grams of P4S10?
November 8, 2015 by Anonymous

Algebra
Two beakers 108 grams including content
November 10, 2015 by Anonymous

chemistry
How many grams of SrCl2 is required to prepare 1 molar solution of it,
December 29, 2015 by anitha

Chemistry
1. Convert 1.2 X 10^24 molecules of chlorine to grams. Ans: 70.67 gms
January 6, 2016 by Anonymous

physics
a metal ball with a charge of 5.4x10^8 electrons is touched to another metal ball so that all the excess electrons are shared equally. What is the final cahrge on the first ball?
June 7, 2012 by lindsay

Chemistry
A 0.670 g sample of impure Al2(SO4)3 reacts with excess BaCl2. If the sample produces 0.760 g of BaSO4, what is the mass percent of Al2(SO4)3 in the sample?
February 23, 2014 by Tevin

Functions/Logarithims
Energy is needed to transport a substance from outside a living cell to inside the cell. This energy is measured in kilo calories per gram molecule, and is given by E = 1.4 log (C1) / (C2 where C1 represents the concentration of the substance outside the cell, and C2 ...
March 8, 2012 by Steph

Precalculus
I'm working on a project and I need some help with figuring out the equations to write. Here is all the information about the project: You and your friends decide to produce your own CD. After searching on the Internet, you find a low-cost CD duplication outfit that will let ...
November 18, 2007 by Courtney

chemistry-lab
2.What does it mean to “follow the course of a reaction”? I would imagine it means to find the overall order of the reaction and make it in to a rate law equation. That's part of it. It can mean, in addition, to knowing any intermediates formed and how they react/decompose as ...
February 13, 2007 by Rob

physics
A car is traveling 10 m/s when the driver sees a dog in the road. The driver takes 0.7 s to react, then steps on the brakes and slows down at 3.0 m/s2. How far does the car go before it stops? Name the forces, their directions, and the distances involved in the following ...
December 1, 2011 by JuJu

Chemistry
A chemist reacts 8.85 g of iron with an excess of hydrogen chloride to form hydrogen gas and iron choloride. How do you calcualte the theoretical yield and the percentage yield of hydrogen if .27g H2 are collected.
January 10, 2010 by Blake

Chemistry
2NaF + CaCl2 ¨ CaF2 + 2NaCl An excess of 0.20 M NaF is used to precipitate the calcium ions from a 50.0 mL sample of a calcium chloride solution. What is the concentration of the original calcium chloride solution?
July 10, 2011 by Neha

Chemistry
There are 3 known isotopes of Hydrogen and 3 stable isotopes of oxygen. How many types of water molecules would these produce? Is it 3 ?
April 21, 2007 by Jessica

Chemistry
How many millimeters of this solution should be diluted with water to produce 650 mL of a solution with pH= 11.50? 6.8% ammonia (d= 0.97g/ml)
February 14, 2009 by Raj

chem...help PLEASE!!!
What [I-] should be maintained in KI(aq) to produce a solubility of 2.0×10−5 mol PbI2/L when PbI2 is added?
March 9, 2009 by Olaff Fitch

Chemistry
0.1 mol NaCl + 0.1 mol KCl would produce a buffer solution if dissolved in water?
May 4, 2010 by Michele

Chemistry
If you have 100 L of methane gas how many liters of carbon dioxide can you produce when you burn the gas?
May 25, 2010 by Kayla

Economics
Pick one MARKET in which the price system does not produce an equitable price and quantity of output.
September 19, 2010 by TSK

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