# 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?