Chemistry Questions and Answers

  • How different materials exists with differerent properties?
  • How do air bubbles in ice form?
  • how do atoms know how to bond?
  • how do bacteria feed?
  • how do boys get attracted towards girls?
  • How do buffer solutions work and why can you not evaluate the pH of very pure water?
  • How do can I make activated charcoal easily?
  • how do catalysts work?
  • how do computers aid uv/visible spectrocopy in the lab in the last few years??
  • How do DNA and RNA respond to acid and base treatment?
  • how do electrons move in an atom?
  • How do energy drinks such as monster assault effect the mind over a prolonged period of time?
  • how do enzymes catalyze and control biological reactions?
  • How do explosives cause an increase in pressure?
  • How do families affect reactivity?
  • How do gas discharge tubes resemble stars?
  • How do glow in the dark things work? How are they activated by light and what is it made from?
  • How do hotpods work?
  • How Do I Balance Equations?
  • How do I balance K2C2O4 + H2SO4?
  • How do I balance Magnesium + Chlorine --> Magnesium Chloride?
  • how do i balance NH4OH and AgNO3, and determine the net ionic equation. As well as balance KI and AgNO3?
  • How do I balance the Chemical Equation?
  • How do I balance these chemical equations?
  • How do I balance this equation using coefficients? Fe+ O2 --> FeO ? (The 2 in 02 is a subscript)?
  • how do i balance this equation, which describes the burning of pentane w/ oxygen. C5H12 + O2--CO2 + H2O?
  • How do I balance this equation?
  • How do I balance this reaction?
  • how do i balence..?
  • How Do I Calculate Concentration?
  • how do i calculate energy with gas and utility bills?
  • How do I calculate the Delta S Universe? Please Help.?
  • How do i calculate the energy difference between two quantum states involved i an absorption?
  • how do i calculate the molar mass (mass in grams) of K3AsO4?
  • How do I calculate the molar mass of glucose?
  • how do i calculate the pH of a solution with a [OH-] = 1.0 X 10 to the neg 4.?
  • How do i calculate the pressure on an object wheb given the mass, length, width and height?
  • How do I calculate the relative molecular or relative...?
  • How do I calculate the volume of a system without knowing the number of moles?
  • How do i calculate the wavelength in nanometers of the emission line that results from.?
  • How do I CALCULATE water EVAPORATION from RELATIVE HUMIDITY ?
  • How do I can stable a potentiometer?
  • How do I convert 1 microgram to 100 nanograms?
  • how do I convert 20ml to mg's?
  • how do i convert 5.0ft cubed to meters cubed?
  • How do i determine if a molecule is polar or nonpolar?
  • How do I determine the magnitude of the freezing point depression of a solvent with 0.005 moles of solute?
  • How do I determine the magnitude of the freezing point depression of a solvent with 0.005 moles of solute?
  • How do I determine which has the greatest solubility in water?
  • How do I Dispose of powdered magnesium?
  • How do I dissolve barium sulfate?
  • How do I do combustion problems? HELPP!!?
  • how do i do this problem by using the gas laws?
  • How do I do this step by step?..chemistry?
  • How do i do this?
  • How do I dye a whole pool of water red?
  • how do i extract caffeine from coke/pepsi/redbull?
  • how do i extract caffeine from coke/pepsi/redbull?
  • How do i figure out if a molecule is diamagnetic or paramagnetic?
  • how do i figure out the largest atomic radius?
  • How do I figure out the number of protons...?
  • how do i find a atom model of xenon ?!?
  • How do I find how many molecules, elements, and atoms are in a formula?
  • how do i find molar concentration of HCl in a HCl and NaOH solution?
  • How do I find moles and grams?! So confused?
  • How do I find out the number of electrons in an element?
  • How do I find the atoms in 28g of calcium?
  • How do I find the concentration of sulphuric acid?
  • How do i find the ionc and net equation for Reacting CuS04 Solution with Steel Wool (Fe)?
  • How do i find the ionc and net equation for Reacting HCl Solution with Na0H Solution?
  • How do i find the ionc and net equation for Reacting Pb(N03)2 Solution with KI Solution?
  • how do i find the mass for:?
  • How do I find the mass percent of acetic acid in vinegar?
  • How do i find the molecular and emperical formula?
  • How do i find the molecular formula of a compound when given the percent composition of each element?
  • how do i find the molecular mass of 2-propanol?
  • How do I find the moles in in Na2So4.?
  • How do I find the net and ionic equation for Reacting FeCl3 solution with Na0H Solution?
  • How do I find the number of moles of acetic acid?
  • How do i find the pH of a 0.020 Molar solution of Barium Hydroxide?
  • How do I find the temp of the water if 20 kilocalories of energy were added to 100g of water at 50 degrees?
  • How do I found the number of electrons...?
  • How do I get all all the energy levels right on the Boyr Diagram?
  • how do i get battery acid off of a camera?
  • How do I get the molality and molarity of this solution?
  • How do I go about solving this problem: how many moles of ions are in 2.5 mole of NaCl?
  • How do I identify chemical substances?
  • How do I know what the products of a chemial reaction will be?
  • HOW DO I MAKE 1 N HCL fROM 6 N HCL?
  • how do I make 10% from the 2N HCL?
  • How do I make a GOOD 1 Liter coke bottle rocket?
  • How do I make a Lyden Jar at home?
  • How do I make a model of the atom MgCl2? It has to be bigger than a shoe box. I dont know how to make it.?
  • How do I make my own liquid wave motion toy?
  • How do I make up 40cm3 of salt solution with a 2.0M salt?
  • How do i mix potassium dihydrogen phosphate and Ammonium tartrate ammonium nitrate to make a clear solut?
  • How do I prepare 70% methanol from absolute methanol (99.99%)?
  • How do I prove that 80.0 cal/g is the same as 6.01 kJ/mol?
  • How do I purify Quartz powder?
  • How do i recognize a redox reaction?
  • How do i sketch a picture that depicts what must be occurring at the molecular level when you heat?
  • How do I solve the following titration question?
  • How do I solve these reactions?
  • How do I solve this molality problem?
  • How do I tell how many sigma and pi bonds there are in a molecule by looking at its electron dot structure?
  • how do i test a stone to see if it is yttrium aluminium garnet,gadolinium gallium garnet or strantium titanat?
  • How do I test the water content in a glycerine sample?
  • How do i turn CaCl2(subscript) and NaPO4(subscript) into a net ionic equation?
  • how do I use a TLC Reagent sprayer?
  • how do i work out the initial rate of reaction?
  • how do i write a balanced equation with chlorine gas and produces solid metallic chloride?
  • How do i write a skeleton equation?
  • how do i write electronic configuration of an elctron in its excited state?
  • How do I write Formulas and name Compounds(Ionic and Molecular)?
  • how do i write it as 50 or .50 celsius???
  • How do i write the lewis structure for BrF3, IF5 and IBr2-?
  • how do i write the neutralization reaction of?
  • How do i write the word and chemical formula for Copper wire with red heat?
  • How do I writing Bronsted equations and determine the equilibrium constants for acid-base reactions?
  • how do interpret retention factors?
  • How do ionic and covalent substances compare in terms of boiling point?
  • How do Iron or Iron Ore extracted affect the Canadian Economy?
  • how do oxygen tank store oxygen?
  • How do people get the value for the substance with the highest melting point?
  • how do planarla obtain oxygen?
  • how do pressure sensors?
  • how do properties of a new subtace compare with properties of an original subtances after a chemical change?
  • How do rubber bands work?
  • How do salt and sugar prevent microbial spoilage?
  • how do scientists know the half life of an element?
  • how do sodium acitate "reusable" hand warmers work?
  • how do subscripts represent the charge balance of ions?
  • How do temperature and pH affect the activity of this enzyme?
  • How do the densities of the metal cubes compare?
  • how do the forward (k) and reverse (k) equiilibrium constants for a reaction relate?
  • how do the properties of ionic and molecular substances compare?
  • How do the rates of diffusion of neon and argon compare if neons molar mass is 20 g/mol and argons is 40 g/mol
  • how do the rates of forward rxns and reverse rxns change?
  • How do the spectra of the same analyte at different concentrations looks different? why?
  • How do they know?
  • How do u build a smoke grenade?
  • How do u do the symbol for irreversable chemical equation? PLEASE HELP?
  • how do u draw the structure of PCl3 with three single bonds or with 2 single bonds and one double bond..also.
  • how do u get alluminum powder real easy?
  • how do u make gun powder and flash powder with out the chemicals?
  • how do u make saltpeter?
  • How do u put helium into a container?
  • how do we account for the difference between the conductivities of hydrochloric and ethanoic acids?
  • How do we came to know that benzene has hexagonal structure?
  • How do we feel The sensation of heat ?
  • How do we know about physics?
  • how do we Use the Rydberg equation to calculate the wavelength (in ?)?
  • How do you add a carbon to an alkene?
  • how do you analyse a rate of reactions graph for the concentration against time?
  • How do you arrange molecules in order of increasing polarizability?
  • How do you balance Ag + HNO3 yields NO + AgNO3 + H2O? i cant seem to get it?
  • how do you balance chemical equations?
  • How do you Balance the following equations.?
  • how do you balance this chemical equation?
  • How do you balance this equation:?
  • How do you balance this equation?
  • How do you break up a polymer into a monomer?
  • How do you calculate % of any elements in a formula? Quickly Please 10 PTS.?
  • how do you calculate concentrations of diluted solutions?
  • how do you calculate empirical formulas when no grams are given?
  • how do you calculate energy density?
  • How do you calculate free energy change, entropy change and enthalpy change?
  • How do you calculate the concentration in mol dm^-3 of the following ions?
  • how do you calculate the following commutator: Ix^2(d^2/dy^2),y(d/dx)I ?what does the test function look like?
  • how do you calculate the mass of 5.45 *10-3 mol of glucose C6H12O6?
  • How do you calculate the mass of Na2CO3 needed to react with 25 mL of .1 M HCl?
  • How do you calculate the mass of sodium hydrogen carbonate?
  • How do you calculate the molar mass?
  • How do you calculate the number of of hydrogen atoms in 1.00 X 10^23 liters of hydrogen gas at STP?
  • How do you calculate the number of particles of molecular units?
  • How do you calculate the order of the reaction?
  • How do you calculate the standard molar enthalpy of formation of ClF3?
  • How do you calculate the Theoretical yeild?
  • how do you calculate the volume of 1 mole of an acid or solid?
  • how do you calibrate (zero ) a scale?
  • how do you call these acids?
  • how do you change 250.0 mL of a gas at standard pressure to 780.0 torr?
  • How do you change calcium bentonite into sodium bentonite through "ion exchange" process?
  • How do you change the volume of a gas?
  • How do you come up with a dilution scheme?
  • How do you compare the amphoteric properties of Iron and Aluminum?
  • How do you compute SaO2 ? In this equation CaO2= 100(.003) + .98 x15x1.34 .98 is the SaO2 & dnt know how?
  • How do you convert .20 mL to Grams, .40 mL to grams, and 125 mg to grams?
  • How do you convert .20 mL to Grams, .40 mL to grams, and 125 mg to grams?
  • How do you convert a cycolohexanol to a cyclohexane? What does one add?
  • how do you convert celsius to ferinhite?
  • How do you convert celsuis to kelvin?
  • how do you convert cm-1 to m-1?
  • How do you convert from liters of water to grams?
  • how do you convert grams to moles?
  • how do you convert kelvin to degrees celcius?
  • How do you convert mass of methane to moles of water vapor?
  • How do you convert mg dm^-3 to ppm?
  • How do you convert mL to Mg?
  • how do you convert to grams???


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