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September 28, 2016

Search: Chemistry (Inorganic)

Number of results: 55,028

chemistry
How do you make a venn diagram of the 6 branches of chemistry? (Inorganic chemistry, organic chemistry, biochemistry, nuclear chemistry, physical chemistry, and analytical chemistry) like where would they go in the 3 circles
August 26, 2012 by jake

chemistry
why do organic reactions occur more slowly than inorganic reactions (those that contain ionic bonds)? In inorganic reactions the ions merely need to get close enough to attract between + and - charges. Organic compounds are not ionic (some are polar); therefore, the atoms are ...
January 10, 2007 by joe

Chemistry (URGENT)
I have a test soon. If you can help me with these questions, that would be great. 1. Define and describe the following. a)Alkaline - metal - base b)Corrosive - burn/eat away - acid c)Caustic - harsh - both? (acid + base) d)Low pH - 0-6.99 - acid Please check my answers and ...
March 3, 2010 by John

Chemistry
Can Someone describe the structure of ionic compounds for me please.. Ionic compounds consist of a three dimensional array network of + and - ions. I expect you already know that. As to structure, here is a web site that may help. Repost if you have additional questions but ...
November 15, 2006 by bryan

chemistry
discuss if and when melting points can be used to determine the purity of organic and inorganic compounds and if and when melting points can be used to identify organic and inorganic compounds.
January 18, 2011 by ben

inorganic chemistry
silt is an example of ........ Hydride
May 20, 2013 by isaac

Inorganic chemistry
how does sodium thiosulfate neutralize chlorine
April 23, 2009 by Steve

Chem
hydrate mean in an inorganic chemistry context
February 27, 2013 by Anonymous

inorganic chemistry
what is the geometry structure of Fe(NH4)2(SO4)2.6H2O?
September 29, 2010 by Akkie

Inorganic Chemistry
1) 5.0 mL of 6.0 x 10^-4 potassium 5.0 mL of the solution prepared above are then mixed with
July 30, 2012 by Katheryn

Inorganic Chemistry
Name this compound: [Co(NH3)5Cl]Cl2
November 10, 2012 by Ken

Chm101 introductory inorganic chemistry
The abundant metal in sea is
October 25, 2015 by Ekom

Inorganic chemistry
What change in coulombs, is required to deposit 0.301 g Cu(s) from a solution of Cu^2+(aq)
April 11, 2009 by Steve

ap chemistry
give an example of an organic compund made from inorganic substances
September 19, 2009 by Izzy

Quantum/inorganic chemistry
c. Which of these electron configurations has the 4F term symbol for its ground state? p3 d3 d4 f2 f3
April 14, 2013 by Adam

inorganic chemistry
what is the product of reaction dehydrated K3(Al(C2O4)3) with KMnO4 in the present of KOH?
April 27, 2013 by Leo

Inorganic Chemistry
what is the product of reaction K3(Al(C2O4)3).3H2O with KMnO4 in the present of NaOH?
April 22, 2014 by Kiara

Chemistry-inorganic
Explain the discontinuity in the trend for the first ionization energies between Mg and Al, also P and S.
December 13, 2010 by Davia

Inorganic Chemistry
How can you figure out the melting point of a molecule such as CF4, KF, MgO, or CH3CN.
November 19, 2010 by Jacqueline

organic chemistry
how do you propose a synthesis of a triphenylmethanol using a benzene, a formaldehyde,and any other inorganic reagents?
February 25, 2012 by Dee

Inorganic Chemistry
Use Slater's rules to calculate the effective nuclear charge, Z* or Zeff, for a 4f electron in Eu, Tb, and Dy.
February 2, 2015 by Dylan

inorganic chemistry
What is the ratio of the activities of Zn 2+ and Pb 2+ in a solution that is in equilibrium with respect to sphalerite and galena?disregard hydrolysis effet
September 11, 2010 by moon

Inorganic Chemistry
Which of the following molecules contain a C3 axis but not a σh plane? AlCl3 SeO3 SbBr3 PCl3
March 5, 2015 by Joseph

Inorganic chemistry
write a balanced half-reaction for the reduction of permanganate ion, Mn04, to Mn02 in a basic solution
April 11, 2009 by Steve

Inorganic Chemistry
Which of the following species contain an inversion center? Choose all that apply. SeF6 [IF4]- SnF4 InH3
March 5, 2015 by Joseph

Inorganic chemistry
how is chlorine neutralized using a compound containing sodium thiosulfate, what is the complete balanced equation for all species involved
April 23, 2009 by Steve

Inorganic Chemistry
Which of the following species contain a C4 axis and a σh plane? Choose all that apply. [ICl4]- SiCl4 XeF4 GeH4 [PO4]3
March 5, 2015 by Joseph

chemistry
where can I find compounds that are basic in nature that are inorganic bases and organic bases?
July 1, 2014 by Anonymous

Inorganic chemistry
What are the negative electrodes in these two systems? Pt, Br^-, Br2 !! Pt, Fe^2+, Fe^3+ and Pt, Br^-, Br2 !! Pt, I^-, I2
April 27, 2009 by Steve

Inorganic Chemistry
In the molecular compound [Co(NH3)3(DMF)](NO3)3 what is the mode in which DMF is preferred?
April 7, 2010 by james

Inorganic Chemistry
In the molecular compound [Co(NH3)3(DMF)](NO3)3 what is the mode of bonding in which DMF is preferred?
April 7, 2010 by james

Inorganic chemistry
The following reaction occurs spontaneously. 2H+(aq)+ca(s) Ca2+(aq)+H2(g) write the balanced reduction half-reaction
April 11, 2009 by Steve

Inorganic Chemistry
Which of the following ions possess a dipole moment: ClF2+, ClF2-, IF2+, or IF4-? Please Help! :)
May 8, 2011 by Anita

Inorganic chemistry
A 50 ml sample fo 0.240M NH3(aq) is titrated with aqueous hydrochloric acid. What is the pH after the addition fo 15.0 ml of 0.0600M HCl(aq)? (kb of NH3 = 1.8 x 10^5)
April 11, 2009 by Steve

Inorganic chemistry
Pt, Br^-, Br2 !! Pt, Fe^2+, Fe^3+ What I found in the standard reduction table was Br2(l) + 2e^- ==> 2Br^-(aq) = 1.07 and Fe3+ ==> Fe2+ = 0.771 Are these the right values?
April 27, 2009 by Steve

Inorganic chemistry
Balance by redox method: 1. S + HNO2 --> SO2 + NO + H2o 2. 24H +18 H2O + 8 MnO4 + 5 As4O6 --> 8 Mn2+ + 20 H3AsO4
December 16, 2012 by pearlB.

Inorganic chemistry
The following electrochemical cell has the potential of +0.617V at 25 degrees Celsius Pt ! H2(g, 1.00 atm) ! H+ (aq, 1.00M !! Ag^+(aq) ! Ag The standard reduction potential, E naught, of Ag^+ = 0.799V. What is the Ag+ concentration?
April 11, 2009 by Steve

Inorganic chemistry
predict the product of the ff.reactions: C3H6 + HF C3H6 + H2O C3H6 + Cl2
March 15, 2011 by gel

Bio
Hey! I am doing a biology lab in which we take liver and sand and place it in a test tube, to see it if it will react with hydrogen peroxide. One of the test tubes just has sand in it, and no reaction occurs. This is because the sand acts as a control and is inorganic meaning...
February 25, 2008 by Grade 12 Biology

Inorganic chemistry
Given the following two half-reactions, determine which overall reaction is spontaneous and calculate its standard cell potential. Cd^2+(aq) + 2e^- ==> Cd(s) E naught = -1.21V Sn^2+ + 2e^- ==Sn(s) E naught = -0.14V
April 11, 2009 by Steve

Chemistry :P
Hey. Just Started A New Unit In Chem And The Sad Thing Is That I Had A Sub And She Did Not Know Nothing About This Stuff. So If Anyone Could Write Some Notes For Me Here That Are Understandable That Will Be Able To Help Me With The Work I Have To Finish. Unit Is On Inorganic ...
November 16, 2011 by Fizzylicous

chemistry inorganic
Potassium tetraoxalate has the formula H2C2O4.KHC2O4.xH2O. 1.923 g of the above compound was neutralized by 22.7 mL of 1.000 M NaOH using phenolphthalein as the indicator. Calculate the value of x in the formula.
March 13, 2016 by Anonymous

inorganic chemistry
what dominant colour appears for(a)the mecury street bulb (b)the sodium street lamp and (c) an incandescent bulb?
August 30, 2010 by kabelo

Inorganic chemistry
For the raction A + 2B ==> C, the rate law is delta[C}/delta t = k{A][B]^2 What are the units of the rate constant where time is measured in seconds? I know the answer is 1/M^2-s How?
May 12, 2009 by Steve

General Chemistry 1412 inorganic
Find the pH of a solution that is 0.30 M benzoic acid (HBz) and 0.25 M sodium benzoate(NaBz). Ka for benzoic acid = 6.5 x 10-5
April 18, 2012 by generalchem1412

Inorganic chemistry
I do not know how I should approach this problem either. The following electrochemial cell has a potential of+0.617V at 25 degrees Celsius Pt ! H2(g,1.00atm) ! H^+(aq,1.00M) !! Ag^+(aq) ! Ag The standard reduction potential ,E naught of Ag^+ = 0.700V. What is the Ag^+ ...
April 14, 2009 by Steve

Inorganic chemistry
E naught cell for the following galvanic cell is +0.254V. Hg^2+(aq) + 2I^-(aq) ==> 2 Hg(l) +I2(s) What is the change G naught for this reaction?
April 11, 2009 by Steve

Chemistry Disaster XXP
Hey. Just Started A New Unit In Chem And The Sad Thing Is That I Had A Sub And She Did Not Know Nothing About This Stuff. So If Anyone Could Write Some Notes For Me Here That Are Understandable That Will Be Able To Help Me With The Work I Have To Finish. Unit Is On Inorganic ...
November 16, 2011 by Fizzylicous

Inorganic chemistry
A 50ml sample of vinegar is titrated with 0.774M NaOH(aq). If the titration requires 41.6ml of NaOH(aq), what is the concentration of acetic acid in the vinegar?
April 11, 2009 by Steve

chemistry (inorganic) reflection planes
how many planes of reflection (sigma v) does the letter "H" have? an infinite amount? this is for an intro to group theory / symmetry operations.
October 7, 2015 by paul

Inorganic chemistry
Given the following standard reduction potentials, Fe^2+(aq) = 2e^- ==> Fe(s) E naught = -0.440V FeS(s) + 2e^- ==> Fe(s) + S^2-(aq) E naught = -1.010V determine the Ksp for FeS(s) at 25 degress Celsius
April 11, 2009 by Steve

Inorganic chemistry
The standard free energy change for a chemical reaction is -18.3kJ/mole. What is the equilibrium constant for the reaction at 87 degrees Celsius? (R=8.314J/K*mol) Delta G = -Rtlnk -18,300/8.314/360 = -6.114
May 12, 2009 by Steve

Inorganic chemistry
Consider the half-reactions: Cu^2+(aq) +2e^- ==> Cu(s) E naught = +0.34V Sn^2+(aq) + 2e^- ==> Sn E naught = -0.14V Fe^2+ + 2e^- ==> Fe(s) E naught = -0.44V Al^3+(aq) = 3e^- ==> Al(s) E naught = -1.66V Mg^2+(aq) = 2e^- ==> Mg(s) E naught = -2.37V Which metals or ...
April 11, 2009 by Steve

Inorganic chemistry
Potassium hydrogen phthalate (molar mass = 204.2 g/mol is used to standardize sodium hydroxide. If 23.67 ml of NaOH (aq) is required to titrate 0.7719 g KHP to the equivalence point, what is the concentration of the NaOH(aq)? HC8H4O4-(aq) + OH-(aq) = C8H4O4^2-(aq) + H2O(l)
April 11, 2009 by Steve

Science
Is ice inorganic and why?
November 22, 2008 by Amelia

Inorganic chemistry
Calculate the standard reduction potential for the following reaction at 25 degrees Celsius Ag(NH3)2^+(aq) +e^- ==> Ag(s) + 2 NH3(aq) given the following thermodynamic information Ag^+(aq) + e^- ==>Ag(s) E naught = 0.799V Ag^+(aq) + 2NH3(aq) ==> Ag(NH3)2^+(aq) Kf = 1....
April 11, 2009 by Steve

Inorganic Chemistry
1) Ethylene has a D2h point group. a. List every symmetry operation for ethylene. b. Write a transformation matrix for each operation and describe the effect that each operation has on the molecules coordinates in (x,y,z) Thank you!
September 16, 2016 by Saki

Inorganic chemistry
Calculate E naught cell for the reaction b 5Cd(s) + 2MnO4-(aq) + 16H+(aq) ==> 5Cd^2+(aq) = 2Mn^2+(aq) + 8H2O(l) given the following standard reduction potentials MnO4^-(aq) + 8H^+(aq) = 5e^- ==> Mn^2+(aq) + 4 H2O(l) E naught = +1.52V Cd^2+(aq) + 2e^- ==> Cd(s) E ...
April 11, 2009 by Steve

inorganic chemistry
A large number of hydrogen atoms have electrons to the n=4 state.How many possible spectral lines can appear in the emission spectrum as a result of the electron reaching the ground state(n1=1).Diagram all possible pathways for de excitation from nh=4 to nh=1
July 30, 2014 by dimpho

Inorganic chemistry
The decopostion of formic acid follows first-order kinetics. HCO2H(g)==>CO2(g) + H2(g) The half-life for the reaction at 550 degrees Celsius is 24 seconds. How many seconds does it take for the formic acid concentration to decrease by 75%?
May 12, 2009 by Steve

Inorganic Quantitative Analysis
What is a double indicator titration?
July 17, 2010 by Gill

biology
Is carbonic acid (H2CO3) organic or inorganic?
October 23, 2013 by Mengistu

Biology
Are prokaryotes able to live on inorganic energy sources?
January 16, 2011 by Zukii

science urgent!
What are the organic and inorganic properties of soil, Describe.
November 8, 2011 by Emilee

biology
Is carbonic acid (H2CO3) organic or inorganic molecule?
October 23, 2013 by Mengistu

Inorganic chemistry
One kind of battery used in watches contains mercury(II) oxide. As current flows, the mercury oxide is reduced to mercury. HgO(s) + H2O(l) + 2e^- ==> Hg(l) + 2 OH^-(aq) If 2.5 x 10^-5 amperes flows continuously for 1095 days, what mass of Hg(l) is produced?
April 11, 2009 by Steve

inorganic chemistry
In the final step of making the nitro complex it involves the addtion of concentrated HCl. What are the role(s) of the HCl in this step of the synthesis? nitro complex: [Co(NH3)5(NO2)]Cl2
March 22, 2010 by jane

chemistery
Give me a process for preparing an inorganic dye in school lab.
August 6, 2013 by kawal

inorganic chemistry
what is the point group and character table for: cis-Fe(CO)4Cl2? I got D2d as the point group and 4,0,0,0,0 as the character table (although I don't think that is correct) THANKS
March 17, 2009 by jan

Inorganic chemistry
The thermochemical equation for the combustion of hexane is shown below. C6H14(g) + 19/2Os(g) ==> 6CO2(g) + 7H2O(g) Delta H = -4163kJ What is the enthalpy change for the combustion of 2.50g C6H14? 2.50 g/86g = .029 mol -4163kJ/.029 = -1.43 x 10^5kJ
May 12, 2009 by Steve

chem
Suggest a synthesis for olivetol from benzene and any necessary organic and/or inorganic reagents.
April 26, 2011 by mie

Science
Can you give me examples of palatable inorganic acids other than phosphoric acid?
April 29, 2015 by Kumaresh

Science Check Answer
1. Which of the following is the correct definition of minerals? A) A naturally occurring, inorganic solid that has a crystal shape and definite chemical composition. B) A naturally occurring, inorganic solid that forms through crystallization of melted materials. C) A ...
May 2, 2016 by Tim

Inorganic
Hi, I have an lab I am doing in inorganic chemistry and it is where we synthesized our own compounds by adding together a bunhc of differnt ones. We are now asked to calculate the theoretical yield and they tell us which one is the limiting reagent. My question is about the ...
November 2, 2007 by Sarah

inorganic chermistry
what is the characteristic flame for sodium,lithium,barium,copper and calcium?explain why
October 1, 2010 by kabelo

Inorganic chemistry
I'm going to need some help getting this problem started Calculate E for the following electrochemial cell at 25 degrees Celsius Pt(s) ! Sn^2+(aq, 0.50M), Sn^4+(aq, 0.50Mz0 !! I^-(aq, 0.15M) ! AgI(s) !Ag(s) given the following standard reduction potentials AgI(s) + e^- ==> ...
April 14, 2009 by Steve

Inorganic Chemistry
In a constant-pressure calorimeter, 70.0 mL of 0.340 M Ba(OH)2 was added to 70.0 mL of 0.680 M HCl. The reaction caused the temperature of the solution to rise from 22.00 C to 26.63 C. If the solution has the same density and specific heat as water (1.00 g/mL and 4.184 J/gK...
March 11, 2016 by Michael

Inorganic Chemistry
In a constant-pressure calorimeter, 70.0 mL of 0.340 M Ba(OH)2 was added to 70.0 mL of 0.680 M HCl. The reaction caused the temperature of the solution to rise from 22.00 C to 26.63 C. If the solution has the same density and specific heat as water (1.00 g/mL and 4.184 J/gK...
March 11, 2016 by Michael

Science
1. Which of the following is the correct definition of minerals? A) A naturally occurring, inorganic solid that has a crystal shape and definite chemical composition. B) A naturally occurring, inorganic solid that forms through crystallization of melted materials. C) A ...
May 3, 2016 by Anonymous

Inorganic chemistry
MnO4^-(aq) + H20(l) ==> MnO2 + OH^- net charg is -1 +7 (-8) ==> 4(-4) Manganese is reduced MnO4^- +3e- ==> MnO2 H2) is the oxidizing agent in a basic solution Mno4^- + H2O(l) --> MnO2(s) + OH^- Add on OH^- to both sides of the equation for every H+ ion present ...
April 14, 2009 by Steve

science plz
Please can you describe the organic and inorganic properties of soil, i need help for my statement of purpose?!?
November 8, 2011 by Kyle McEwan

Inorganic chemistry
Calc1ulate E for the following electrochemical cell at 25 degrees Celsius Pt(s) ! Sn^2+ (aq, 0.50M), S^4+(aq, 0.50M !!I^-(aq, 0.15M) ! AgI(s) ! Ag(s)! given the following standard reduction potentials. AgI(s) = e^- ==> Ag(s) + I^-(aq) E naught = -0.15V Sn^4+(aq) + 2e^- ==&...
April 11, 2009 by Steve

chemistry
Why is water essential to living things? A. Water is essential because it is an inorganic compound. B. Water is essential because it contains hydrogen and oxygen atoms. C. Water is essential to many of the chemical reactions that occur in the body. D. Water is essential ...
May 1, 2014 by I NEED HELP FAST!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Inorganic Chemistry
A researcher studying the nutritional value of a new candy places a 4.70-gram sample of the candy inside a bomb calorimeter and combusts it in excess oxygen. The observed temperature increase is 2.98 C. If the heat capacity of the calorimeter is 39.80 kJK1, how many ...
March 11, 2016 by Michael

science
Amino acids that you obtain from eating foods are classified as A. essential. C. extracellular. B. facilitated. D. inorganic. A - is this correct
March 25, 2009 by Allison

Inorganic Chemistry
Hello, I am trying to write a chemical equation for a reaction I did and I cannot for the life of me figure out how to do it. I added cobalt chlorid hexahydrate, NH4Cl, NH4OH, H2O2 and HCl. The major product was [Co(NH3)5Cl]Cl2 but I don't know what the other ones would be... ...
November 18, 2007 by Tracy

Inorganic chemistry
E naught cell for the following galvanic cell is +0.254V Hg2^2(aq)+2I^-(aq) ==> 2 Hg(l) + I2(s) What is delta G naught for this reaction? Delat G naught = -nFEnaught n = the number of moles of electrons transferred between oxidizing and reducing agents as determine by the ...
April 14, 2009 by Steve

Chemistry
The biomass formula for a yeast is CH1.66 00.269 N0.194. The formula accounts for 92% of dry mass; the other 8% is inorganic material (ash). When grown on C6H14, the yield on biomass is 1.4 gcell/gsubstrate. What is the respiratory quotient (mole CO2 produce/mole O2 consumed...
September 4, 2012 by Parker

science
what is a mineral? noun: solid homogeneous inorganic substances occurring in nature having a definite chemical composition
November 7, 2006 by jack

college inorganic chem
What is the ratio of the activities of Zn 2+ and Pb 2+ in a solution that is in equilibrium with respect to sphalerite and galena?disregard hydrolysis effect
September 12, 2010 by moon

organic chemistry
whats the difference between inorganic chem and organic chem? im really confuse because mrs. white told us inoraganic is about ionic bonds while organic is about covalent bond. what is the difference between the twooo? please help me
June 27, 2015 by ella

Inorganic chemistry
Okay, mol KHP = (0.7719)(mol KHP/204.2g KHP) = .0038mol Since this is a titration then the moles of NaOH = the moles of KHP M = mol/L M = .0038mol/02637 M = 0.01441
April 14, 2009 by Steve

Inorganic chemistry
mol KHP = (0.7719g)(1 mol KHP/204.2g) = .0038mol Where are the moles of NaOH? I know that there are 0.02637 L of NaOH and I know M = mol/l I know there are 40g NaOH/mol NaOH There is 1 mol of NaOH in the balanced equation But I do not have grams of NaOH
April 14, 2009 by Steve

english
1. Which of the following is the correct definition of minerals. a. a naturally occurring, inorganic soild that has a crystal shape and a definite chemical composition. b. a naturally occurring , inorganic soild tha forms throught crystallization of melted materials** c. a ...
May 17, 2016 by please help

Science
Organisms designated autotrophs obtain their energy from: other producers. dead consumers. decomposers. inorganic sources. i think it's all of these.
January 30, 2016 by Jane

Inorganic chem
What mass of baking soda (NaHCO3) would be required to neutralize 10.00mL of 12.1M muriatic acid remaining in a empty water bottle?
April 16, 2015 by Becca

Biololgy
how and why will boiling affect an inorganic catalyst differently than an organic catalyst
October 12, 2011 by Kate

organic chem
Suggest a synthesis for olivetol from benzene and any necessary organic and/or inorganic reagents.
April 26, 2011 by lauder

Inorganic chemistry
Given the following standard reduction potentials, Fe^2+(aq) + 2e^- ==> Fe(s) E naught = -o.440V FeS(s) + 2e^- ==> Fe(s) + s^2-(aq) E naught = -1.010V determine the Ksp for FeS(s) at 25 degrees Celsius Fe(s) ==> Fe^2+ + 2e^- (oxidation) FeS(s) + 2E^- ==> Fe(s) + S^...
April 14, 2009 by Steve

inorganic
large number of hydrogen atoms excited to the n_h4,how many spectral lines can appear in the emission spectrum as a result of electron reaching the ground state n_1=1
August 25, 2015 by mokalapa

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