Chemistry Questions and Answers

  • Does KCN react with AgNO3?
  • Does lecithin's emusifying ability vary with temperature?
  • Does lemon juice stop being acidic if its exposed to oxygen?
  • Does lighter-than-air hydrogen have weight? how would you design an experiment to test this?
  • Does lye occur natrually if so where would you find it??
  • Does mercury in thermometers have smell?
  • Does more sugar dissolve in boiling water than in room temperature water ?
  • Does rain plays a chemical and physical role in molding the face of the Earth?
  • Does raising the temperature of a reaction always make the reacetion progress more toward the products?
  • Does some one know a book , about..?
  • Does sound travel faster through a solid liquid or gas?
  • Does specific conductance of electrolyte change on dilution?
  • Does sugar crystal grow faster in top water or distilled water?
  • Does sunscreen lose its effectiveness over time? If yes, how long does it take?
  • Does tap water contain a form of latex?
  • Does the biscuits and butter contain protein?
  • Does the black substance that is produced when you burn a peanut, have an effect on the chemical reaction?
  • Does the hydrogen bond take valency from the atoms that make it?
  • Does The melting point of CO2 increases as pressure increases?
  • Does the pH decrease, remain the same, or increase on addition of NH4Cl to and NH3 solution?
  • Does the pH decrease,increase or remain the same on addition of NH4CL to an NH3 solution, equation?
  • Does the structure below obey the octet rule? O N O?
  • Does the sulfate ion contain 28 valence electrons?
  • Does this have geometric isomers?
  • Does urine change its chemical composition once it has left the body or does it stay the same?
  • Does vinegar evaporate?
  • Does vinyl chloride attack HDPE films?
  • Does water give you gas?
  • Does ZnO react with H2O (aq)? please help!?
  • Doing Chemistry 2, need help figuring out how to identify ligands and their charges. Ex: [Co(en)2(SCN)Cl)]+?
  • Double arrows in chemical equations?
  • Double Bonds and Alcohols?
  • Double bonds?
  • Double Displacement equation question?
  • Double Displacement Help?
  • Double replacement reaction- What will happen if KHCO3 reacts with H2SO4?
  • Double Replacement Reactions?
  • Double salts?
  • Doubt ? Lanthanum - Periodic Table?
  • Draw a mechanism for each of the following, using the given clues.?
  • Draw as many different isomers as u can thatr have the formula C5H12?
  • Draw the cis and trans isomers of 1,2-dichloroethene?
  • Draw the condensed structural formulas of all possible srtucural isomers for C6H14 and name them?
  • Draw the structure corresponding to the following name: ethynylcyclopropane.?
  • Draw the structure of cis and trans isomers of piperonaldehyde. Why is the trans isomer obtained?
  • Draw the structure of HEPES.?
  • Drawing dot-and-cross diagram for carbon tetrafluoride and hydrogen sulphide?
  • Drawing Lewis structures on the chemistry AP test?
  • Dry cell question?
  • During boiling of a liquid, how do the kinetic energies of the liquid and vapor compare?
  • During electrolysis of molten aluminum chloride ,why are carbon anodes burnt away?
  • During the discharge of a lead storage battery the electrode at which electrons are liberated is changed to:?
  • During the reaction, three amino acids were linked by peptide bonds. How many molecules of water were forme?
  • Dust particles suspended in the air inside unheated grain elevators can sometimes react explosively...?
  • Dust particles suspended in the air inside unheated grain elevators can sometimes react explosively...?
  • E1 or E2 reaction?
  • Easiest explosives you know how to make!?
  • Easy Chemistry Question!!!!!?
  • Easy chemistry question?
  • Easy Chemistry question?
  • Easy Chemistry question?
  • Easy Redox Balancing...?
  • Easy Thermo., 螖Gf Question?
  • Ecell reaction?
  • Elctrolytic cell with CuSO4(aq) hooked to Cu electrodes. What are anode/cathode/total balanced rxns?
  • Elctronegativity help?
  • Elecrolysis?
  • Electorchemistry!?
  • Electorchemistry!?
  • Electrochem Problem?
  • Electrochemical Measurement of Concentration?
  • Electrochemical question.?
  • Electrochemistry - K calculated from Potential?
  • Electrochemistry 3?
  • Electrochemistry help...?
  • Electrochemistry involving Copper and Zinc help needed.?
  • Electrochemistry question?
  • Electrochemistry!?!?! HELP PLEASE! URGENT! :(?
  • Electrochemistry?
  • Electrochemistry?
  • Electrolysis in other materials?
  • Electrolysis?
  • Electrolytic Cells?
  • Electron Config question?
  • Electron Configuration and Oxidation Numbers?
  • Electron Configuration Help?
  • Electron configuration?
  • Electron configuration?
  • Electron configuration?
  • Electron conversion?
  • Electron dot structure for CCl4?
  • Electrons & Protons?
  • Electrons and ionic onds?
  • Electrons and maybe protons?
  • Electrons transfered?
  • Electrons..?
  • Electroplating with baking soda. What is this solution?
  • Element essential for existence of life.?
  • Element lead?
  • Element produced when adding protons to mercury?
  • Element puns?
  • Element Puns?
  • Element Puns-Help?
  • Element Z is a yellow solid that melts at about 100 degrees celcuis and does not conduct electricity.?
  • Elemental analysis of a compound results in the following data ...?
  • Elemental analysis of a compound results in the following data ...?
  • Elemental ananalysis of a compound results in the following data?
  • Elemental ananalysis of a compound results in the following data?
  • Elemental ananalysis of a compound results in the following data?
  • Elemental states in chemistry?
  • Elements ?
  • Elements are arranged in order of what atomic number?
  • Elements different?
  • Elements plz help?
  • Elements?? how do u find out how many electrons are in the element??
  • EMF of a cell and Gibbs free energy?
  • Emperical formula?
  • Empirical formula help URGENT!?
  • Empirical formula, molecular formula, and exact molar mass?
  • Empirical formula?
  • Empirical formulas?
  • Endo-Exothermic question?
  • Endothermic dissolving processes?
  • Endothermic or exothermic?
  • Energy and frequency help?
  • Energy changes?
  • Energy Frequency and Wavelength?
  • Energy help...?
  • Energy help...?
  • Energy of Peanuts?
  • Energy question...?
  • Enthalpy change?
  • Enthalpy changes?
  • Enthalpy is best described as?
  • Enthalpy problem?
  • Enthalpy Profile (very boring question)?
  • Enthalpy question?
  • Enthalpy question?
  • Enthalpy Question?
  • Entropy and Spontaneous processes?
  • Entropy increase?
  • Entropy is an index of exhaustion, explain.?
  • Entropy question?
  • Enzyme equation help? why do the arrows point in opposite direction (the symbol)?
  • Enzymes i.e catalase & lipase And Biological nitrogen fixation?
  • Enzymes, which are organic catalysts, always partly consist of:?
  • Equal volumes of dilute equimolar solutions of sodium carbonate and hydrochloric acid are mixed?
  • Equation for HCL diluted in the operation work ?
  • Equation for potassium reaction?
  • Equation to show the reaction of 2 metals with water to form a base?
  • Equation: 2C6H14 + 1902 -> 12CO2 + 14H20, question: what is the total volume of the actual system (in cups)?
  • Equations for Chemistry?
  • Equations for preparation of sodium nitrate, potassium sulfate, and magnesium phosphate?
  • Equations for the reactions of 2 metallic oxides w/ water to form a base...?
  • Equations HELP!!!!?
  • Equi. Constant. quest. Please HELP ME!!?
  • Equilibrium acid and base buffer?
  • Equilibrium Chem Problem?
  • Equilibrium Concentration?
  • Equilibrium Concentration?
  • Equilibrium Concentrations?
  • Equilibrium constant helpful guide?
  • Equilibrium Constant Problem Emergency!?
  • Equilibrium Constant Problem?
  • Equilibrium Constant Question?
  • Equilibrium constant?
  • Equilibrium Constant?
  • Equilibrium Constants?
  • Equilibrium constants???
  • Equilibrium homework help!!!?
  • Equilibrium Problem (Kp value)?
  • Equilibrium Problem Emergency!?
  • Equilibrium Problem Emergency?
  • Equilibrium Problem using Kp. Urgent!?
  • Equilibrium problem?
  • Equilibrium question, for chemistry?
  • Equilibrium question?
  • Equilibrium Question?
  • Equilibrium Solution Problem?
  • Equilibrium?
  • Equilibrium?
  • Equillibrium?
  • Equivalence point.?
  • Equivalence point/titration/pH?
  • Equlibrium constant?
  • Erm..what is the chemical name of blood???
  • Essay on water?
  • Ester question (Organic Chem)?
  • Esther flood?
  • Estimate the crystal field splitting energy for this ion in kJ/mol.?
  • Estimate the crystal field splitting energy for this ion in kJ/mol.?
  • Estimate the crystal field splitting energy for this ion in kJ/mol?
  • Estimates show that the total energy output of a star is 2e26 J/s. What is the corresponding mass loss?
  • Ethadium Bromide?
  • Ethanoic acid?
  • Ethanol (C2H5OH) and gasoline (C8H18) are both used as automobile fuel. If gasoline is selling at $1.56/gal...
  • Ethanol (C2H5OH) has been proposed as an alternative fuel.?
  • Ethanol Distillation ratio?
  • Ethanol is an organic compounds even it is soluble in water.why?
  • Ethanol production?


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