Chemistry Questions and Answers

  • How can I find out which elements on the periodic table react with water?
  • How can i find the molecular formula for this?
  • How can I freeze-dry or otherwise preserve my own food?
  • How can I freeze-dry or otherwise preserve my own food?
  • How can i get 99.999% nitrogen gas .?
  • How can I get a jumpstart on learning chemistry?
  • How can I get a Molarity of a chemicl that has an average molecular weight??
  • How can i get better concentration?
  • How can I get information about finding a reference as dictionary for all chemicals(pharmaceutical,farm,vet?
  • How can I get the mass of a liquid?
  • How can I get the target product from the Possible starting materials and available reagents?
  • How can I get the volume of an irregular solid?
  • How can i make 6.022 X 10^(23) of any substance?
  • How can I make a bottle rocket using two 2 liter bottles.?
  • How can I make a Galvanil cell?which materials would produce a higher voltage?
  • How can i make a homemade firework?
  • How can I make a pellet food?
  • How can i make a smoke bomb with common house hold items?
  • How can i make a smoke bomb?
  • How can i make a soda fire extinguisher?
  • How can I make benzyl benzoate?
  • How can I make nitroglycerin at home? How do you plasticize the substance?
  • How can I make Potassium Nitrate (KNO3) at home.?
  • How can I make single crystals of water?
  • How can I make Sodium Acetate with everyday house items?
  • How can I make water crystals?
  • How can I measure Chemical Oxygen Demand in a highly colored wastewater?
  • How can I melt down soap?
  • How can I obtain liquid nitrogen?
  • How can I positively prove or disprove whether or not a solution is CaSO4 or Al(SO4)2.?
  • How can i prove that hydrogen gas is produced when i put magnesium in hydrochloric acid?
  • How can i prove that the decomposition of Hydrogen peroxide is first order, by use of a titration?
  • How can I show that the decomposition reaction of H2O2 is is first order?
  • How can i show work for scientific notation?
  • How can I silver the inside of a bottle safely at home?
  • How can I solve this reaction with redox?
  • How can I sterilize human hair?
  • How can I tell if an element in a compound is sp, sp2, or sp3?
  • How can i test for aluminun cation and a nitrate ion from a solid.?
  • How can I test the ppm or grains of salt in ground water.?
  • How can i test the presence of organic compounds in fruits&vegetables?
  • How can I verify the actual amount of Magnesium Chloride in a pill? There any quantification method of MgCl2?
  • How can i work out the concentration?? H2SO4+2NaOH-> 2H2O+2Na+SO4?
  • How can i write a perfect conclusion for preparing artificial fragrances??
  • How can i zinc plate iron and steel? what plating bath should i use?
  • How can millions of compounds eist if there are only about 1000 elements?
  • How can one generate SO2 for detection by an SO2 instrument?
  • How can one tell if a substance is an acid or a base from its chemical equation?
  • How can the chemical properties of a substance determine if it can be safely stored?
  • How can the ph of a solution be measured using ph paper?
  • How can u determine the amount of solute in a colligatve properties problem?
  • How can we analyse the soil sample for phosporous by the help of atomic absorption spectrophotometer?
  • How can we chemically differentiate between butter and cooking oil?
  • How can we detect the sample using gas liquid chromatography are there any standards?
  • How can we easily remember the the balancing numbers in an equation?
  • How can we prepare gasoline & butane artificially ?
  • How can we seperate oxygen and carbon from carbondioxide?
  • How can you acid test a silver bar if its even possible?
  • How can you balance Ca(HCO3)2 --> CaC2 + H2O?
  • How can you balance the equation P4O10+H2O - H3PO4?
  • How can you calculate the volume of .270 M solution that can be prepared from 70.5g of K2CO3?
  • How can you determine the melting point of a substance which sublimes before it melts?
  • How can you determine the ratio of cis and trans from H NMR spectrum?
  • How can you determine whether a solute or solvent is polar or nonpolar?
  • How can you differencaite carbon from hydrogen?
  • How can you improve separation in a gas chromatograph?
  • How can you know when a compound is an electrolyte?
  • How can you make a balanced reaction for CH3CH2CN with CrO7^2-? (ammonia is one of the products)?
  • How can you predict if 2 substances will form a solution?
  • How can you prove water is water?
  • How can you separate copper from sulphur in the laboratory?
  • How can you separate salt from water ??
  • How can you seperate sodium and chlorine from sea salt/ table salt?
  • How can you show that aluminium is a metal?
  • How can you tell if a chem. equation is endo or exothermic?
  • How can you tell if a compound produces ions in water?
  • How can you tell if a substance exhibits resonance?
  • How can you tell if an ion will hydrolyze in an aqueous solution?
  • How can you tell the difference between an ester, ketone, carboxylic acid, aldehyde, amines, amides and phenol
  • How can you tell the difference between unmarked bottles of barium chloride and potassium hydroxide?
  • How can you tell?
  • How come Dreams??
  • How come that all acid names end in "ic" ? e.g. Sulphuric, Nitric, Formic. Uric, Chromic, Hydrochloric, etc?
  • How could a specific organic gas chemical composition be recreated arificially?
  • How could I make my own glowsticks, and where would I get the materials?
  • How could I use a spectrometer to measure the wavelengths of a sparkler?
  • How could somebody use blueberries as a natural pH indicator?
  • How could the plait point can be determined wit a few tie lines data in a ternary phase equilibrium diagram?
  • How could you separate barium chloride from calcium sulfate?
  • How could you separate tellerium dioxide from silicon dioxide?
  • How deadly was the Black Death in Europe?
  • How dealy was the Black Death in Europe?
  • How dehydrating is pure alcohol and why?
  • How did buttons help chemistry advance?
  • How did hydrogen gas was discovered?
  • How did Jacques Charles know about the behavior of gases at very low temperatures?
  • How did organic matter come into existance?
  • How do a proton and electron interact?
  • How do acid/base indicators work?
  • How do any Engineers use volume and why is it important for them?
  • How do Argon,kryton,and sometimes neon and xenon help with fluorescent light bulbs?
  • How do balance chem equation using Oxidation Number Method?
  • How do bath bubbles dissolve? Scientifically Please!!?
  • How do brushfires occur?
  • How do chemists know what the structure of a molucule is?
  • How do cocaine traffickers remove cocaine from impregnated clothes and return it to powder?
  • How do Cold Packs work? Are they endothermic or exothermic? What about hot packs?
  • How do convert 1.2 ml of methylbenzoate to grams?
  • How do crystals form?
  • How do crystals relate to geometry?
  • How do halogens form compounds?
  • How do hot air balloons realte with the kinetic theory of gases?
  • How do I attach an antibody to a quantum dot?
  • How do i balance equations?
  • How do i balance equations? EXPLANATION?
  • How do I balance redox equations under neutral condtions? Oxidation Method?
  • How do i balance these equations:?
  • How do I balance this chemistry equation?
  • How do i balance this equation NO2(aq)+Al(s)-->NH3(aq)+Al(OH)4(aq)?
  • How do i balance this oxidation reduction equation Cr(OH)3(s)+ClO(aq)-->CrO4(aq)+Cl2(g)?
  • How do I calculate how much co2 it takes to make a ton from CubicFoot?
  • How do I calculate melting point?
  • How do I calculate partial molar volume from this experimental data?
  • How do i calculate percent yield?
  • How do i calculate the empirical formula for compounds with the following compositions?
  • How do i calculate the empirical formulas for the following two compounds containing sodium, sulfur & oxygen?
  • How do I calculate the expected molar solubility of calcium hydroxide in a 0.05 M calcium chloride solution.?
  • How do i calculate the mass of 0.25 mol of Fe(NO3)3?
  • How do i calculate the material balance in production of sulphonic acid?
  • How do I calculate the numbers ofo moles of excess material?
  • How do i calculate the solubility product constant(Ksp) for barium carbonate if 1.41 x 10^-3 of the barium?
  • How do I change the concentration of an acid?
  • How do i change the pH of water (not fishtanks or swimming pools)?
  • How do i complete and balance an equation?
  • How do i convert these?
  • How do i determine ph, molarity, and stp?? PLEASE HELP ASAP THANKS?
  • How do I determine that a substance is aluminum sulfate? What happens when it burns?
  • How do I dilute 4 micro molar solution to 1 micro molar?
  • How do I dissolve the adhesive used to attach magnets on speakers ?
  • How do i do a balanced chemical equation for the reaction of beryllium carbide with water?
  • How do I do a molarity problem with neutralization?
  • How do I do chemical nomenclature, with chemical naming systems? Could you provide one for basic compounds?
  • How do i do mole equations?
  • How do i do these 3 chemistry problems (probably fairly easy)?
  • How do i do these chemistry problems?
  • How do i do this chemistry problem?
  • How do i do this chemistry problem?
  • How do I do this chemistry question?
  • How do I do this, im lost!!!?
  • How do I draw the mechanism for Friedel-Crafts Acetylation of Ferrocene?
  • How do I figure out how many moles of solid to add to increase ions in solution?
  • How do i figure out if a substance is an acid or a base in order to find the conjugate base?
  • How do I figure out the correct name for Sn(SO4)2?
  • How do I find [H+] for this solution?
  • How do i find a molecular formula for this problem?
  • How do i find an empirical formula for sodium armide? (chemistry)?
  • How do I find an organic chemistry solutions manual online?
  • How do I find molarity by dilution?
  • How do I find out the 鈭咹 of copper sulphate (CuSO4)?
  • How do I find out the 鈭咹 of copper sulphate (CuSO4)?
  • How do i find the average atomic mass in an element and the isotope atomic mass? and what is the difference?
  • How do i find the concentration?
  • How do i find the concentrations from dilutions?
  • How do i find the isotope atomic mass in an element?
  • How do I find the Kp for this reaction?
  • How do i find the mass of nitric acid from the volume?
  • How do i find the maximum molarity?
  • How do I find the molarity of saturated barium sulfate?
  • How do i find the molecular formula of seratonin if i have the percentages of its' components?
  • How do i find the molecular mass of a solute?
  • How do i find the number of atoms, if i am in moles?
  • How do I find the Oxidation state of (NH4)2HPO and also the oxidation state of XeOF4?
  • How do i find the percent of 7$/$75.38? HELP!!?
  • How do I find the pH of a 0.035 M solution of HNO3?
  • How do I finish this equation Mg(s) + HCl(aq) yield ?.?
  • How do I finish this equation Mg(s)+ HCl(aq) yield ?.?
  • How do I finish this equation Mg(s)+O2(g) yield ?
  • How do I get a CSI job? Where do I look?
  • How do i get dry crystals of magnesium sulphate?
  • How do i get dry ice / or can i make it myself?
  • How do I get the target product by using any of the starting material with any of the reagents available?
  • How do I go about solving this basic Chemistry problem?
  • How do I identify between a polar and nonpolar molecule?
  • How do I identify the oxidizing and reducing agents in...?
  • How do I indicate the proper stereochemistry at all stereocenters of 4-bromo-2-pentene?
  • How do I make 2.0 M of NaOH solution? Please Help! Thanks!?
  • How do i make a bomb?
  • How do i make homemade gunpowder?
  • How do I make most hydrogen?
  • How do i make white gold solder. What is the formula?
  • How do I measure gas concentrations?
  • How do i neutralize a highly acid solution?
  • How do I plan an experiment to determine the reactivity of metals?
  • How do i prepare dry and pure crystals of magnesium sulfate?
  • How do i rank bonds from the least to the most polar if i know their electronegativity?
  • How do i set up to determine the mass (in grams) for these two different equation?
  • How do I solve for an empirical formula?
  • How do i solve these chemistry problems? please help?
  • How do i solve these two chem question?
  • How do I solve this chemistry problem (about concentration)?


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