Chemistry Questions and Answers

  • give the chemical formula of ozone.?
  • Give the electron configuration for As5+?
  • give the exact fomula of an chemical name called austic soda?
  • Give the following a name...?
  • give the meaning of optimum pH.what is the optimum pH of pepsin.?
  • Given 1200 ml of dry gas @ 30c & a barometric pressure of 760 torr what vol wold the gas occupy @ body temp?
  • Given 800 ml of dry gas @ 36C and a barometric of 600 torr what would it's Volume be @ 800 torr? Whose law?
  • Given a gas cylinder w/ a pressure of 200 psig @ 30 C what would be the contents pressure @ 50 degrees C?
  • given a solution concentration 0.10 M KCl what is cation and anion formed and their concentration??
  • given an acidic solution, how can i show that it is a strong acid and not a weak acid?
  • given an alkaline solution, suggest how can u show that it is a strong alkali and not a weak alkali?
  • Given an organic compound that is contaminated.?
  • Given that it has the highest electronegativity, can a fluorine atom ever form a nonpolar covalent bond? Expla
  • given the concentration how do you find the catioan formed,cation concentration ,anion formed and anion con.?
  • Given the following acids and Ka values:?
  • Given the following reactions?
  • Glass, egg, soap, crude oil (petroleum), plastics. Which are compound and which are mixture?
  • Glow in the dark help!?
  • glycols are used to deice airplane wings how does this work? & what are the chemical anes for these compounds?
  • Glycols are used to deice airplane wings. What are the names of the compound?
  • Glycolysis question, help please!?
  • gold is shiny. diamond is transparent.iron is magnetic.why is that?
  • gold is shiny. diamond is transparent.iron is magnetic.why is that?
  • gold karots?
  • Good at chemistry?
  • Good oxidizing agent?
  • Good resource for learning to draw 3D models of atoms?
  • Grade 11...Chemistry questions...?
  • Grade 11...Chemistry questions...?
  • Grade 9 science help!?
  • Grams and Moles?
  • grams of sodium thiosulfate pentahydrate needed for 500ml of .500M sodium thiosulfate?
  • Gravimetric:calculation of mass of phosphorus atoms in Mg(NH4)PO4×6H2O product?
  • Greek Fire?
  • Grignard reagent...?
  • Ground state electron configuration for Cr?
  • Group of organic compounds found in all cells that contains an acid and a base group.?
  • H2O2 decomposes to H20 and O2 If 32g of oxygen is produced how many grams of H2O2 were decomposed?
  • H2S and NA2S buffers?
  • Half Life of radioactive element?
  • HALF LIFE QUESTION ( Chemistryyy)?
  • half life question?
  • Half Lives?
  • Half-life math question?
  • Half-life of an atom?
  • Half-life of an isotope?
  • Hard Chemical Engineering Question?
  • Hard Chemistry question below?
  • Hard Chemistry?
  • Hard time researching for College-level paper- Any suggestions?
  • hardness? what is hardness?
  • Hardness?
  • Has anybody found a way to convert water into petorleum?
  • Has anyone else been scammed by "<3"?
  • Has anyone ever tried an experiment with water and potassium?
  • Has anyone ever tried to armwrestle spring steel?
  • has anyone heard of carbon dioxide sequestration?
  • Have any of the compounds in the Esters group been assessed for toxicity or environmental damage?
  • have any suggestions about buying a Chemistry book?
  • HCl + NaHCO3 yields?
  • HCL + NH3 yields? thanks?
  • HCl acid and Ca (s) HCl + Ca --> ?
  • He hit his ------ the car door?
  • healing burn victims through biotechnology?
  • Heat Evolved During Combustion?
  • heat of combustion is the heat released by the complete combustion of one mole of a substance?
  • heat of combustion problem?
  • Heat of formation problem?
  • heat of fusion of H2O 6.01kj/mol heat capacity of liquid H2O 75.3j/mol*K. converson 50g of ice 0C to liquid -?
  • Heat of Reaction from Heats of Formation?
  • heat of reaction?
  • heat of solution? chem experts please help!?
  • heat of vaporization help?
  • heat of vaporization?
  • Heating Iodine and Sodium Chloride?
  • Heating Magnesium Powder?
  • Heavy metals in fish?
  • heeelp pllzzz<3.?
  • heeelppppppppp?
  • helium baloons?
  • Helium has only two electrons. Why does it behave as a noble gas?
  • Helium was discovered on the sun before it was discovered on the earth. Explain how this could happen?
  • Hello. Anybody plz help me. What are the precaution steps involved in experiment 'extraction by separation'?
  • Hello. Im findign it difficult to write an chemical equasion to this reaction AgOAc+NH4OH?
  • Help Balance and complete equation for synthesis of chlorine.?
  • Help balance BaCl2+Na2SO4=BaSO4+NaCl2 my chem teacher says the ionic charges are wrong..please help?
  • Help Chemistry Questions, Please!?
  • help chemistry?
  • help chemistry?
  • HELP conclusion deltas H,S,G?
  • Help finding journal articles about ADH product inhibition?
  • help finding list of elements?
  • Help- I need to know how to work this problem?
  • Help I need?
  • Help in chemistry please?
  • Help in Chemistry Please?
  • help me balance this chemical equation!?
  • help me find out the molar mass and # of electrons in a molecule?
  • Help me find the names of these ionic formulas..thankyou...?
  • Help me i need someone not just anyone?
  • Help me out here! Find the concentration of the hydroxide ion in a 0.1 N hydrochloric acid solution?
  • help me please chemmmm??
  • help me please i need to understand kintec energy,potential energy and radiant energy?
  • help me please this is for the elements o periodic table/i will pick u asbest answer i am seroius?
  • help me please?
  • Help me please?
  • Help Me Please?
  • help me plezzz.?
  • help me plz!?
  • Help me Translate Scavenging to malay, Thanks.?
  • Help me with chemistry?
  • help me with science.please?
  • help me with this chem problem!!?
  • help me with this rate of reaction question please?
  • Help on chemistry?
  • HELP ON ELEMENT Calcium PLZ?
  • Help on limiting reatants?
  • help on manganese?
  • help on science project!?
  • Help on some chemical reactions please.?
  • HELP PLEASE!! what is the max volume..?
  • help please!?
  • help PLEASE!?
  • help please.?
  • help please..._ _ _ _ _ _ conducts an electric current in water?
  • help please?
  • Help please?
  • help pls! organic chemistry and this has to do with phenyldiazonium ion...?
  • Help w/ Thermodynamics.?
  • help w/ this lab please?
  • help with a chem problem!?
  • help with a chemistry question?
  • Help with anion and cations?
  • help with atoms please?
  • Help With Balancing Equations?
  • help with caffeine moecule!?
  • Help with chem question please?!?
  • Help with CHEM?
  • help with chemistry homework?
  • Help With Chemistry Lab?
  • help with chemistry problem?
  • Help with CHEMISTRY PROBLEM?
  • help with chemistry!?
  • Help with chemistry, enthaply/calorimetry problem please?
  • help with chemistry?
  • Help with Chemistry?
  • help with covalent and ionic bonds please?
  • Help with cyclohexanol stereochemistry?
  • help with integrated first order rate?
  • help with minerals in science please!?
  • Help with Natural Logs in terms of Chemistry (Kinetics)?
  • Help with organic chem-synthesis of aspirin?!?
  • Help with percent yield! :o?
  • Help with percentage yields-Organic Chem?
  • Help with remembering this..?
  • Help with science?
  • Help with secondary one chemistry?
  • Help with silicon element?
  • Help with spelling when naming an organic compound!?
  • Help with stoichiometry problem ?
  • help with the molecule ibuprofen??
  • HELP WITH thermochemistry?
  • Help with these decomposition reactions: balancing?
  • help with this chemistry question please?
  • Help with this problem?
  • help with titration formula?
  • Help with Titration?
  • help with total ion concentration?
  • HELP! Bohr-Rutherford Diagrams?
  • Help! Chemistry math problem.?
  • Help! chemistry volume problems.?
  • HELP! How should I do this?
  • help! I am going to appear in board exams & i am so tensed .Can any one tell me how to gain good marks?
  • Help! I don't get this + and - ions stuff!?
  • Help! i need a picture of a lewis dot diagram of platinum.?
  • help! SULFUR??
  • Help! What is the pH of a solution that is .5 M in sodium acetate and .75 M in acetic acid?
  • Help! What is...?
  • Help!! crystal growing project!!?
  • HELP!! Does anyone know a website where I could find an illustration of the carbon and nitrogen cycles?
  • Help!! So lost in Chemistry!!?
  • help!! Temperature && Volume?
  • HELP! hcooh(formic acid) +h2so4(sulfuric acid) gives ?
  • Help! negative calorimeter constant!?
  • Help!!!!?
  • Help!!!?
  • Help!!Chem Question?
  • help!need an urgent answer..?
  • help!? on chemestry?
  • Help!another chemistry problem..?
  • Help!Another Chemistry question..?
  • help!how do i make different molars of hydrochlrics acid, need help with measurements?
  • Help!Pls. answer these two chemistry related questions.?
  • Help, anyone?
  • help, ive missed loadsa lessons of chemistry!?
  • help... anybody?
  • Help.How to put these in order of elution from a gc column?
  • Help? Please?
  • Help? where can a person buy schwerter salts for testing metals? I found alot of aticles how to use it?
  • Help? Where do I start how do I figure this out?


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