Chemistry Questions and Answers

  • How could we tell when something is nonpolar or polar? What's the difference? For ex. H2O, C2H6, NH3..?
  • How could you determine how much of each isomer of a compound is in a product?
  • How could you determine that the gas produced when an Alkali metal reacts with water is hydrogen?
  • How could you guess what chemical is added to a solution to make the color go from white to clear.?
  • How did argon get its name?
  • How did Mendeleev organize the periodic tablE?
  • How did my beer spontaneously freeze?
  • How did rutherford conclude that alpha particals were not deflected by the attraction of electrons inside atom
  • How did zinc get it's chemical symbol (Zn)?
  • How do alcohol and rock salt melt ice?
  • How do atoms that have 5,6 or 7 electrons in their last shell become stable??
  • How do chemical compounds get their name?
  • How do gas laws apply to a refridgerator?
  • How do gels separate biological molecules?
  • How do heterogeneous catalyst work?and other qns in chemistry?
  • How do I answer this enthalpy question?
  • How do I answer this without knowing Kb or Ka? Please explain how you are able to get your answer.?
  • How do i balance these equations?!?
  • How do I balance this equation?
  • How do I calculate the final concentration of solution if 40 mL H2O is added to 10 mL / 20% (m/v) KCl solution
  • How do i calculate the Ka value for acetic acid through titration...?
  • How do i calculate the Ksp from one given concentration? Help needed very soon please.?
  • How do I calculate the molar mass? Simply...?
  • How do I calculate the pH if I am given the density of a base?
  • How do i calculate the pH??
  • How do i calculate the specific heat of a metallic element?
  • How do i conjvert 993mPa to mmHg?
  • How do I convert Molarity(M) to micromoles per milliliter?
  • How do I determine an unknown compound in organic chemistry using IR Spectra?
  • How do I determine if a molecule is polar or nonpolar by looking at its structural formula?
  • How do i determine the mass of a solute in a solution?
  • How do I determine the number of isotpoes that are present in an element?
  • How do i determine what an electrolyte is by just looking at the compound given?
  • How do I distinguish between bromoethane, butan-1-ol, cyclohexene, ethanoic acid, methylpropan-2-ol and water?
  • How do i do Moles and Molar mass problems?
  • How do I do this chemistry problem?
  • How do I do this chemistry problem? (Electron configuration of ions)?
  • How do I do this chemistry question? (kinetics and half-life)?
  • How do I draw the structure compound whose name is........?
  • How do I explain mass to 6th graders in a suitable way?
  • How do I explain this in kinetic terms how this change occurs?
  • How do I figure out a transition metal's highest possible oxidation state?
  • How do I figure out gfm of an acid (which i do not know its name yet)?
  • How do i Figure out whether a reaction will go Sn1/Sn2/E1/ or E2?
  • How do i figure this out?
  • How do I figure this out?
  • How do I find the pH of this solution?
  • How do I find the # of neutrons from the electrons and vice versa?
  • How do i find the amount of molecules in a substance?
  • How do i find the concentration of H+ in 0.076 M HCl? how do i find the pH of that solution?
  • HOW DO i FIND THE ELECTRON CONFIGURATION OF AN ELEMENT?
  • How do I find the H concentration from a known pH of 8.6?
  • How do i find the lewis symbols?
  • How do I find the pH?
  • How do i find the Pka from 4 points taken from a titration curve?
  • How do I find the theoretical mass of CoCl2*6H20?
  • How do i get into a Honors Chemistry class?
  • How do I learn the Modern Periodic Table?
  • How do I liquefy CFC gas in order to get liquid sample for infra red spectrum?
  • How do I make a 14000 liter solution of 0.02 M Mg 2+?
  • How do I make a 3D model of a cupric oxide molecule?
  • How do i make a model of Chemical bonds??
  • How do i make a solution of 0.5 mol/L?
  • How do I make homemade acid rain for a science experiment?
  • How do i prove that carrots have catalase?
  • How do I purify an organic compound by solvent extraction?
  • How do I remove organic solvent from a solution, and water..?
  • How do I rotate the low priority group away when singing priority in a chiral center?
  • How do I rust a nail the fastest?
  • How do I separate food coloring from water it's for a lab?
  • How do I separate magnesium sulfate to derive pure magnesium metal?
  • How do I set up this Beer's Law equation?
  • How do I set up this Chem problem?
  • How do I set up this equation to solve molar solubility?
  • How do i show that the concentration of hydrogen pyroxide is proportional to the oxygen it produces?
  • How do I sketch the energy level diagram for CrBr2(H2O)4, and figure out the electron configuration?
  • How do I solve Limited Reactants?
  • How do I summarize the perpose of a Calibration curve?
  • How do I use agar plates?
  • How do I use percentage errors in a titration?
  • How do I Use the following to calculate the [delta] H掳lattice of MgF2?
  • How do I work out standard free energy change (鈭咷潞') with the standard reduction potential value (鈭咵潞')?
  • How do I write "reacted in the presence of" in another words?
  • How do I write a balanced equation for sulfuric acid + lithium sulfate?
  • How do I write a balanced formula for this? Magnesium + Chlorine --> Magnesium Chloride?
  • How do I write a net ionic equation for the reaction of iron(III) chloride and potassium thiocyanate?
  • How do I write a net ionic equation for the reaction of iron(III) chloride and potassium thiocyanate?
  • How do I write a net ionic equation for the reaction of iron(III) chloride and potassium thiocyanate?
  • How do I write an equation for the decomposition of hydrogen peroxide?
  • How do I write an equation for the reaction between hydrochloric acid and zinc metal?
  • How do I write the equilibrium expression for the reaction of iron(III) chloride and potassium thiocyanate?
  • How do laughing gas(nitrous oxide), make us laugh? for how long does it effect?
  • How do lights turn on so quickly even though electrons move rather slow?
  • How do metals occur?
  • How do organic solids and liquids rate as electrical conductors?
  • How do people spontaeniously combust?
  • How do Potassium and nitrogen bond together?
  • How do pressure / volume changes affect chem. equilibrium?
  • How do scientist determine the half-life of an atom like rubidium that has a half life of billions of years?
  • How do scientist today study atoms?
  • How do scientists know how many types of elements there are?
  • How do single displacement reactions differ from double displacement reactions?
  • How do the concentration of Hydrogen ion and hydroxide ion determine wheter a solution is acidic,basic, neutra
  • How do the two condervation laws apply to changes of state?
  • How do they make soda carbonated?
  • How do u balance Cu + HNO3 = Cu(NO3)2 + NO2 + H2O?
  • How do u change 4.34 moles CO into Molecules?
  • How do u dinstinguish between a strong and weak acid and a strong and weak base?
  • How do u grow alum crystals?
  • How do u illustrate the molecular formula C4H8O2 containing the functional groups alcohol and ketone?
  • How do u make up 5 liters of a .175 M NaCl solution?
  • How do we calculate liters of a gas at STP from this formula PV=nRT? (we know the moles)?
  • How do we chemist-types help students when we simply provide the answers and not the thinking behind them?
  • How do we look calculate bond energy? I want to know how b/c bond order= 1/2(bonding-antibonding)?
  • How do we use chemistry in everyday life?
  • How do yeast live in low PH?
  • How do you add graphics/drawings to this site?
  • How do you balance (NH4)3PO4+NaOH Na3PO4+NH3+H2O?
  • How do you balance a chemical equation?
  • How do you balance chemicals?
  • How do you balance this chemical equation?
  • How do you balance this equation?
  • How do you balance this equation?
  • How do you balance this oxidation-reduction equation?
  • How do you balance this?
  • How do you calculate delta G if given the standard free energy of formation?
  • How do you calculate how many protons/ electrons/ neutrons an element's isotopes have?
  • How do you calculate molar mass of a gas if you given a density of a gas?
  • How do you calculate the density of an compound (hexafluoride) (gas) with torr and C give?
  • How do you calculate the equilibrium constant if given the standard free energy of formation (delta Gf) at298K
  • How do you calculate the equivalent mass data of an unknown acid?
  • How do you calculate the heat released in freezing .250 mol water?
  • How do you calculate the mass and volume of a gas?
  • How do you calculate the molar mass?
  • How do you calculate the percent ionization in a solution of HF with a pH of 1.7?
  • How do you calculate the percent of oxygen, in grams, in KNO2 (potassium nitrate)?
  • How do you calculate the pressure of hydrogen gas collected over water?
  • How do you calculate the strength of metal or any material for that matter?
  • How do you calculate volume at STP?
  • How do you choose the indicator appropriate for a certain tritation?
  • How do you complete these two reactions?
  • How do you convert 225ml of coffee at 95 degrees celcius to grams?
  • How do you convert Ferinheit to Celcius?
  • How do you convert moles to liters?
  • How do you deal with all the memorizing??
  • How do you derive an expression for the half-life of a second-order reaction?
  • How do you determine a folula for compounds containing type II ions. Such as Chromium (II) Sulfate?
  • How do you determine a formula for compounds containing type II ions. Such as Chromium (II) Sulfate?
  • How do you determine if a bond is polar or nonpolar?
  • How do you determine molar mass???
  • How do you determine reaction order?
  • How do you determine the anions present in a solution through simple chemical processes?
  • How do you determine the point of saturation?
  • How do you determine the proportionality constant (k) of a chemical reaction?
  • How do you determine whether an element is paramagnetic or diamagnetic through electron configurations?
  • How do you do atomatic mass?
  • How do you do problems with gases in reactions at STP?
  • How do you do the following conversions?
  • How do you do this?
  • How do you draw 3-D Diagrams?
  • How do you draw an isomer?
  • How do you figure out [H3O+]?
  • How do you find a set of quantum numbers for a give element?
  • How do you find a theoretical yield in chemistry?
  • How do you find how much salt is in the sea?
  • How do you find if a solution has reached a neutralization reaction?
  • How do you find k, the rate constant, when given a list of a reactants concentrations at various times?
  • How do you find Km and Vmax values in a Lineweaver-Burke Plot?
  • How do you find molar mass??
  • How do you find number of sigma and pi bonds?
  • How do you find out whether something is monoprotic, diprotic or triprotic?
  • How do you find percent purity?
  • How do you find pH given (OH) or (H3O)?
  • How do you find pH of a chemical needed to reach equivalence point?
  • How do you find pKa from pH?
  • How do you find the amount of an atmospheric gas an organism uses?
  • How do you find the catalyst in a reaction in Kinetic Chemistry?
  • How do you find the charge for Avogadro's number??
  • How do you find the concentration and moles of this...?
  • How do you find the Entropy of Vaporization?
  • How do you find the following if you are given the name of a compound?
  • How do you find the formula of bionary ionic compounds?
  • How do you find the Ksp (solubility) for the following:?
  • How do you find the mass of LiOH needed to change the pressure of CO2 from 15mmHg to 0.2mmHg, v=6.65m3, t=275k
  • How do you find the neutron of an element, like oxygen?
  • How do you find the number of moles of solute formed in Sr(NO3)2?
  • How do you find the partial pressures of these compounds?
  • How do you find the rate order of the reaction 2 A + B -> C + D ?
  • How do you find the reaction rate in a reaction with two reactants?
  • How do you form an ionic compound with the the following ions?
  • How do you get pH and pOH given pka or pkb?
  • How do you how what to leave out when you are doing net ionic equations?
  • How do you identify the more stable isotope?
  • How do you know how many ppm of formalin are in the air?
  • How do you know if ( 3-hexene ) shows cis-trans isomerism or not ?
  • How do you know if a metal will float, and why?
  • How do you know if something has stronger intermolecular foces or covalent bonds?
  • How do you know that a chemical reaction has occurred when 2 or more elements are combined to form a compound?
  • How do you know that something is an acid form its formula ?
  • How do you know which one is stronger is you don't know ph?


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