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Define the standard enthalpy formula
by Anonymous on April 22nd, 2012
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one answer
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in General Chemistry
Where was rayon discovered?
by Answerbag Staff on January 10th, 2011
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one answer
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in General Chemistry
what is the chemical structure of diammonium hexanitratocerrate?
by somaya_ali on April 15th, 2012
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one answer
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in General Chemistry
How do i handle muriatic acid?
by Answerbag Staff on May 26th, 2010
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one answer
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in General Chemistry
What is the wavelength of this note in centimeters?
by RobynCho on March 31st, 2012
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one answer
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in General Chemistry
What is a test tube clamp used for?
by Answerbag Staff on April 28th, 2010
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one answer
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in General Chemistry
Why do americans call petrol 'gas' when it's a liquid?
by Ombliss22 on March 18th, 2012
| 2 people like this
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10 answers
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in General Chemistry
What is the element used in surgical instruments?
by Answerbag Staff on March 20th, 2010
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one answer
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in General Chemistry
How much energy is in a gamma ray with a frequency of 2.5 X 10^20 s^-1 (E=hv where h = 1.58 X 10 ^-34 cal. s)?
by CallieI on February 12th, 2012
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no answers
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in General Chemistry
Is suede a synthetic material?
by Answerbag Staff on March 7th, 2010
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one answer
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in General Chemistry
What is the molal boiling-point elevation constant (Kb) for Substance X?
by kamil7x on January 24th, 2012
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no answers
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in General Chemistry
How do I use pH test strips?
by Answerbag Staff on January 10th, 2011
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one answer
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in General Chemistry
Why do substances with high melting points usually have high viscosity in liquid form?
by flarn2006 on December 22nd, 2011
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2 answers
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in General Chemistry
How do i handle muriatic acid?
by Answerbag Staff on January 9th, 2011
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2 answers
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in General Chemistry
Do all peppers contain capsaicin? Even bell peppers?
.
by einsteinwasright0116 on October 24th, 2011
| 3 people like this
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3 answers
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in General Chemistry
Can you autoclave filter paper?
by Answerbag Staff on June 2nd, 2010
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one answer
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in General Chemistry
How do you determine the number of photons released (or applied), when applying a certain amount of energy (in Joules)?
by Dio_G on October 18th, 2011
| 1 person likes this
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one answer
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in General Chemistry
Is nickel found in surgical instruments?
by Answerbag Staff on March 20th, 2010
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one answer
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in General Chemistry
how many joules of heat are needed to vaporize 50.0 g water at 100.0 C?
by Maciw95 on October 12th, 2011
| 1 person likes this
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one answer
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in General Chemistry
How much salt does it take to make an egg float in water?
by Answerbag Staff on November 20th, 2009
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4 answers
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in General Chemistry
Why are there no Darby O'Gill banshee clips on the intrawebz? Is Al Gore rolling in his grave?
by Want To Sleep With A Miner on September 27th, 2011
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no answers
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in General Chemistry
Where was rayon discovered?
by Answerbag Staff on June 8th, 2010
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one answer
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in General Chemistry
I need a 1% Chlorine solution. I am using a 6.15% sodium hypoclorite. How much water do I add to obtain the correct mixture. In liters.
by Abel_M on July 19th, 2011
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no answers
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in General Chemistry
How do I use pH test strips?
by Answerbag Staff on June 3rd, 2010
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one answer
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in General Chemistry
Why can't tar be white?
by Halliburton Shill on July 19th, 2011
| 2 people like this
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6 answers
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in General Chemistry
How much energy does a light bulb consume?
by Answerbag Staff on November 7th, 2009
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one answer
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in General Chemistry
why are there spiral tubes in labs?
by Shikari1 on June 22nd, 2011
| 2 people like this
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2 answers
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in General Chemistry
Are borax and boric acid the same thing?
by Answerbag Staff on May 25th, 2010
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one answer
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in General Chemistry
IS it possible to achieve temperatures sufficiently high enough to melt diamond using easily obtainable raw materials?
by þαИŦHΣISŦ67 on June 14th, 2011
| 2 people like this
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4 answers
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in General Chemistry
Does heat affect rubber bands?
by Answerbag Staff on April 19th, 2010
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one answer
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in General Chemistry
The length 0.0240 is expressed to how many significant figures
by haleyj on June 12th, 2011
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one answer
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in General Chemistry
What is calcium chloride commonly used for?
by Answerbag Staff on March 24th, 2010
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2 answers
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in General Chemistry
What is the molarity of a potassium chloride solution that has the volume of 400.0 mL and contains 85.0g KCl?
by iLoveCollege.. on June 5th, 2011
| 1 person likes this
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one answer
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in General Chemistry
When was glycerin discovered?
by Answerbag Staff on April 3rd, 2010
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one answer
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in General Chemistry
calculate time needed to plate a 30by6cm sheet of iron w/1mm thickness of Zn. Amps=2.2674, molar volume of Zn=9cm3, MW Zn=65.4g/mol. HELP!
by ElectroLyte on April 20th, 2011
| 1 person likes this
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one answer
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in General Chemistry
How is an equilibrium condition achieved with aqueous cobalt chloride? What is this question asking? I don't understand! Please help! Thx
by LilSassyBoo101 on April 14th, 2011
| 1 person likes this
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one answer
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in General Chemistry
If 23 mL of 5.8 M H2SO4 was spilled, what is the minimum mass of NaHCO3 that must be added to the spill to neutralize the acid?
by LilSassyBoo101 on April 9th, 2011
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one answer
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in General Chemistry
2Al + 3Cl2= 2AlCl3 this is a stoichiometry question. how many molecules, grams and moles react and are produced?
by martinica on April 7th, 2011
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one answer
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in General Chemistry
What is a general procedure you could use to find the total quantity of acid in a sample?
by LilSassyBoo101 on April 7th, 2011
| 1 person likes this
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one answer
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in General Chemistry
Calculate the molarity of a solution that contains 3.20×10−2 mol NH4Cl in exactly 490 mL of solution???
by LilSassyBoo101 on April 6th, 2011
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one answer
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in General Chemistry
Calculate the molarity of a solution that contains 3.20×10−2 mol NH4Cl in exactly 490 mL of solution?
by Anonymous on April 6th, 2011
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3 answers
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in General Chemistry
23. Which of the followingstatements istrue?
-Solids less dense than liquids
-Gases more dense than solids
-Liquids more dense than gases
by tarheelsunc on March 28th, 2011
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one answer
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in General Chemistry
What is the empirical formula of copper oxide if 1.822g of Cu burns to make 1.898g of copper oxide product?
by LilSassyBoo101 on March 22nd, 2011
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no answers
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in General Chemistry
What is the empirical formula of an oxide of copper?
by LilSassyBoo101 on March 22nd, 2011
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one answer
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in General Chemistry
what is the systematic name for BaH2
by cromag on March 20th, 2011
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one answer
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in General Chemistry
what is the ratio of oxygen atoms to hydrogen atoms in the mineral carnotite K2(UO2)3(VO4)2.3H2O
by cromag on March 20th, 2011
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no answers
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in General Chemistry
compare the ionic properties of stems compound?
by safrun on March 15th, 2011
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no answers
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in General Chemistry
Exam today on chaps 9 - 13 of "Essentials of general, organic, and biological chemistry" by. H. Stephen Stoker. Chemistry cheat sheet.
by Mr. Sex ~ The Original Mr. Knowitall on March 8th, 2011
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one answer
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in General Chemistry
Needing help finding the percent yield of a reaction.
by JRSLMHS on February 21st, 2011
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2 answers
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in General Chemistry
is jwh-122 an isomer of antthing else?
by BLooDBRiNGeR420 on February 15th, 2011
| 1 person likes this
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one answer
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in General Chemistry
Calculate molaity, molarity,
by ap23 on February 9th, 2011
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no answers
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in General Chemistry
A solution on NaCl has ions but it is completely neutral >WHY?
by Rakhitha91 on January 13th, 2011
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one answer
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in General Chemistry
Why does hydrogen bonding causes abnormally high boiling points?
by Rakhitha91 on January 13th, 2011
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one answer
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in General Chemistry
Where was rayon discovered?
by Answerbag Staff on January 10th, 2011
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one answer
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in General Chemistry
How do I use pH test strips?
by Answerbag Staff on January 10th, 2011
|
one answer
|
in General Chemistry
How do i handle muriatic acid?
by Answerbag Staff on January 9th, 2011
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2 answers
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in General Chemistry
What is the melting point of water in on the Fahrenheit temperature scale?
by AB is an asylum run by the inmates, ciao! on January 7th, 2011
| 1 person likes this
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2 answers
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in General Chemistry
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