Chemistry Questions and Answers

  • What is the order for a solution to be acidic?
  • What is the order of alkyl halide in E1 and E2 reaction?
  • What is the order of lewis acidity of these compounds?
  • What is the origins of life?Just what created life?Or it is just atom?
  • What is the oxidation number of K in KClO4?
  • What is the oxidation number of N in NH4Cl?
  • What is the oxidation number of P in H4P2O7?
  • What is the oxidation number of Pt in the compound H2PtCl6?
  • What is the oxidation numbers for P and O in PO4 with a negitive charge of 3...and how did you get it?
  • What is the parent radioisotope if a beta decay produces neon-22?
  • What is the parent radioisotope if a beta decay produces neon-22?
  • What is the partial pressure of nitrogen if nitrogen is 78 % of the air?
  • What is the percent CdSO4 by mass in a 1.0 molal aqueous CdSO4 solution?
  • What is the percent composition of a carbon-oxygen compund, given that a 95.2-g sample of the compound contain
  • What is the percent yield for the reaction of 15.0 g N2 and 15.0 g H2 if 10.5 g of NH3 was recovered in lab?
  • What is the percent yield for the reaction of 3.74 g of Na and excess O2 if 5.34 g of Na2O2 was recovered in t
  • What is the percent yield for the reaction of 500. g of CS2 and excess O2 if 768. g of SO2 was recovered in th
  • What is the percent yield for the reaction?
  • What is the percent yield for this reaction?
  • What is the percent yield of Copper in this reaction? I got 2.51g at the end.?
  • What is the percent yield?
  • What is the percent yield?
  • What is the percentage of aluminum in aluminum oxide?
  • What is the pF value?
  • What is the pH in which the (H) = 1.0X .OOOOOOOOOO1 MOL/L?
  • What is the pH of 1.00mol/L of sulfuric acid?
  • What is the pH of a 2.79E+0 M C6H5CO2H, benzoic acid, aqueous solution at 25 掳C?
  • What is the pH of a soln containing strong acid (HCl) having conc. less than 10^-7 M (say 10^-7 or 10^-8)?
  • What is the pH of a solution that is 0.10 M KNO2 and 0.20 M HNO2 (nitrous acid)?
  • What is the pH of a solution with (OH) = 1.0 x 0.0001 M?
  • What is the pH of aqueous solutions of the strong acid HNO3, nitric acid, if the concentrations are as shown??
  • What is the pH of distilled white vinegar?
  • What is the pH of iodine?
  • What is the ph of liquid dish soap?
  • What is the ph of normal rain and at what level does it become dangerous?
  • What is the Ph of pool chlorine?
  • What is the pH of slaked lime? and the pH of calcium oxide ?
  • What is the pH of Softsoap?
  • What is the pH of the following solutions?
  • What is the pH of the following?
  • What is the pH of the resulting solution?
  • What is the pH of this solution?
  • What is the pH of when CO2gets dissolve in water its concentration is doubled from 420ppm to 840ppm?
  • What is the phase change called when the lava from a lava lamp starts to rise up?
  • What is the physical interpretation of enthalpy?
  • What is the pOH, pH, [OH-], & [H3O+] of a neutral solution?
  • What is the powder used on latex gloves ?
  • What is the precipitate that forms: HCl + AgNO 3 --} ?
  • What is the primary metallic element that's added to steel to make stainless steel?
  • What is the principle biochemical difference between - - -?
  • What is the principle ore of these elements/metals??
  • What is the probable result of the reaction between magnesium metal and benzoic acid? why does this occur?
  • What is the process called when radiant energy is converted to chemical (food) energy?
  • What is the process for chroming steel?
  • What is the process of heating of na2co3.10h2o[sodium carbonate decahydrated ]called?
  • What is the process of the absorption of water by a plant's root system?
  • What is the process of titration?
  • What is the process used in separating the different hydrocarbons present in petroleum ?
  • What is the product [H+] and [OH-] equal to?
  • What is the product formed from CH3CH2=C(CH3)2-------->reacting. with Br2 and H20?
  • What is the product formed from CH3CH2CH(OH)CH3----->reacting with H2SO4 and heat?
  • What is the product of a borohydride reduction?
  • What is the product of AgCl in aqueous ammonia?
  • What is the product of dissolving Al(OH)3 in excess OH-?
  • What is the product of Ni(OH)2 in hydrochloric acid?
  • What is the product of reacting C6H5C=OOH with SOCl2, etc. ?
  • What is the product of reaction between NaOH and Chloropropane?
  • What is the product of the beta radiation of phosphorus-32?
  • What is the product of the hydrogenation of trans-2-pentene?
  • What is the product off ethyl propanoate after hydrolysis?
  • What is the product when 4 methyl 4 pentanol is oxidized?
  • What is the product when 4 octanol is reduced?
  • What is the product when 5 pentanol is dehydrated?
  • What is the product when LiAlH4 react with acetone?
  • What is the product when sodium nitrate decompose?
  • What is the product(s) of the addition of HF to ethylene?
  • What is the purpose of a buckey ball, C60?
  • What is the purpose of sulfuric acid?
  • What is the purpose of the moist paste in a battery?
  • What is the purpose of the tollen's test?
  • What is the rarest blood group on the earth?
  • What is the reaction between NH3 + HCL yield?
  • What is the reaction equation between Silver nitrate and the following metals?
  • What is the reaction equation for HCL with the following metals?
  • What is the reaction equation for Iron sulfate with zinc?
  • What is the reaction equation for Lead nitrate and Aluminum?
  • What is the reaction equation for Zinc sulfate with Magnesium?
  • What is the reaction of calcium hypochlorite with alkalis?
  • What is the reaction of chlorine gas bubbled into water? does it produce HCl and H+?
  • What is the reaction of Fe(s)+ 02(g) yield FeO (s).?
  • What is the reason for x's over the sky left by jets? Is that a chemical trail or shield to buffer satillites?
  • What is the relationship between a lattice and a unit cell?
  • What is the relationship between mass and volume of different substances?
  • What is the relationship between polar solvents and ions?
  • What is the relationship between pressure and temperature at constant volume?
  • What is the relationship between sulfur oxides and the atmosphere?
  • What is the relationship between the reactivity of nickel, copper, zinc, and iron?
  • What is the relationship between the wavelength of a spectral line and the quantity of energy it represents?
  • What is the relationship of chemistry in other science?
  • What is the relationship of chemistry to other scientific disciplines?
  • What is the relative mertis and shortcimings of collision theory and transition state theory?
  • What is the responsefactor in chromatography?
  • What is the result of adding yeast to Glucose (C6H12O6)?
  • What is the role of alchemists?
  • What is the role of chemistry in deforestation?
  • What is the role of fossil fuels in acid rain?
  • What is the role of the chloride ions in phosphate buffered saline (PBS)?
  • What is the role of the concentrated sulfuric acid?
  • What is the science behind brining?
  • What is the scientific name of lilly?...?
  • What is the SCIENTIFIC physical description of copper?
  • What is the scientific relevance of these numbers?
  • What is the shape of SbF3, trygonal pyramidal or bent? use the vsepr theory?
  • What is the simplest aldehyde?
  • What is the simplest hydrocarbon containing a carbon-carbon bond?
  • What is the simplest way to break down a chemical reaction when carbon and nitrogen is involved. PLease help?
  • What is the size of the molecule methyl alcohol?
  • What is the Skeleton Equation (chemical formula) and the Balanced Equation for the following word equation...?
  • What is the Skeleton Equation (chemical formula) and the Balanced Equation for the following word equation...?
  • What is the smallest neutral unit of two or more atoms held together by a covalent bond?
  • What is the smallest unit of a substance that still behaves like that substance?
  • What is the soap making process and its chemical activity?
  • What is the solubility of HCl at STP?
  • What is the solubility of magnesium carbonate(Ksp = 6.8 x 10^-6)?
  • What is the solubility of Magnesium Hydroxide in water?
  • What is the solubility product of mercury sulphate at 298K?
  • What is the solute and solvent in carbonated water, and sparkling water??
  • What is the solution of ammonia that contains 53.0 grams of NH3 in 425 Ml of solution?
  • What is the solution of to U.S.A oil dependence is...?
  • What is the solvent in shoe polish?
  • What is the source of phenolic compound in waste water which use in refining?
  • What is the specific gravity of barite?
  • What is the specific heat of Aluminum ?
  • What is the specific heat of tin in its solid sate?
  • What is the standard cell potential of a cell made of theoretical metals Ma/Ma^2+ and Mb/Mb^2+?
  • What is the standard enthalpy change for the reaction??
  • What is the standard pH level of DI water in industry before and after C02?
  • What is the Stoichiometry of a diesel engine reaction?...what products are formed from the long hydrocarbons?
  • What is the structural formula for 1,2-dihidroxy-chickenwire?
  • What is the structural formula for 2,5 - dimethyl hept - 2-ene?
  • What is the structural formula for 4-ethyl- 22- dimethyl heptane?
  • What is the structural formula for isopropyl alcohol?
  • What is the structural formula for Pent -1,3- diene?
  • What is the structural formula of Methylpropyl ether?
  • What is the structure for sodium stearate?
  • What is the structure of carbon-based polymers?
  • What is the structure of hydroxypropyl distarch phosphate? And the molecular formula?
  • What is the structure of the expected product formed from CH3CH2=C(CH3)2-------->reacting, with Br2 and H20?
  • What is the structure of the expected product formed from CH3CH2CH(OH)CH3----->reacting, with H2SO4 and heat?
  • What is the structure of the expected product? CH3CH2CH(OH)CH3---->reacting with H2SO4 AND HEAT?
  • What is the substance in lava lamps?
  • What is the substance that we use to make tattoos? is it organic or non organic?
  • What is the substance/chemical herein?
  • What is the sum of multiple vectors known as?
  • What is the sum of the coefficients of the balanced equation?
  • What is the symbol for yttrium-88?
  • What is the symbol of the element Radon and to which group it belongs in the periodic table.?
  • What is the synthesis of dynamite?
  • What is the systematic name for the following esters...?
  • What is the technological application of distilation?
  • What is the tendancy of a liquid that tends to minimize its surface area called?
  • What is the term "oxidation" or "oxidised" means?
  • What is the term for steam turning into water?
  • What is the term for the changing of (e.g.) water to ice and ice back to water , and wood to ash ,?
  • What is the test to find the presence of oxygen?
  • What is the theoretical disticntion between strong and weak acids?
  • What is the theoretical yield of calcium chloride?
  • What is the theoretical yield of this reaction? (Grignard)?
  • What is the thermoplastic used to make drink bottles?
  • What is the third most abundant component of dry air?
  • What is the time variation for c14 dating?
  • What is the total number of moles of atoms contained in 1 mole of NH3?
  • What is the type of bond between magnesium and halogen in Grignards reagent?
  • What is the type of bond for all the diatomic molecules of any element?
  • What is the unit of Molecular weight?
  • What is the units for converting liter to moles at STP?
  • What is the valence number of Bromine?
  • What is the valences for calcium , iron , copper , neon and sodium?
  • What is the Valency of Potassium ?
  • What is the value of OH- in a solution with a pH of 10?
  • What is the value of x and y?
  • What is the voltage number of nickel?
  • What is the volume (L) of 0.500 mol of C3H8 gas at STP?
  • What is the volume in liters of 45.0 g of CO2 at 370. mm Hg and 17.0掳C?
  • What is the volume occupied by 2.00 grams of helium at STP?
  • What is the volume of 190. mL of oxygen gas at 132掳C and 750. mm Hg if the conditions are adjusted to STP?
  • What is the volume of 1kg of oxygen at 60deg C ?
  • What is the volume of 28.0 g nitrogen gas at STP?
  • What is the volume of 28.0 g of nitrogen at STP?
  • What is the volume of 6M HCl required to acidify the mixture of 1g benzaldehyde and 2mL 10M KOH to a pH ~2?
  • What is the volume of a niobium atom in microliters?
  • What is the volume of oxygen and air needed for combustion of 1 kg carbon at STP?
  • What is the volume of the air in a balloon that occupies 0.500 L at 29掳C if the temperature is lowered to 0.00
  • What is the wavelength of light emitted when the hydrogen atom undergoes a transition from level n=5 to n=2?
  • What is the wright definition of chemical.?
  • What is the x-intercept if the gradient of line ab is -1/2?
  • What is this chemcial equation?
  • What is this chemical equation?
  • What is this yellow precipitation on a ceramic surface after a paper has burn on it?
  • What is tin used for?


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