Chemistry Questions and Answers

  • what is the observed pH of the urine? is it acidic or basic?
  • What is the only difference between any atoms?
  • What is the only letter that does not appear in the table of elements?
  • What is the only thing water can't dissolve?
  • what is the opposite of soluble?
  • what is the order of reaction with respect of the acid in HCl + Zn, H2SO4 + Zn and H3PO4 + Zn?
  • what is the organic chimestry?
  • What is the origin of "iso" from isopropyl?
  • what is the origin of name of the element arsenic?
  • what is the original partial pressure?
  • what is the other three forms of phosphate ion?
  • what is the overall polarity of ibuprofen?
  • what is the oxidation number for chromium in Al2(Cr2O7)3?
  • What is the oxidation number of Fe in Fe2O3?
  • What is the oxidation of the nitrogen in this case NaN3?
  • What is the Oxidation state od Chlorine in Cl2O??
  • what is the oxygen in the air we breath is classified as?
  • What is the parent acid of the nitrate ion?
  • what is the part of the structure called that has an alcohol attached to a carbonyl carbon?
  • What is the partial pressure? My teacher does not explain, will someone please explain this chemistry problem?
  • What is the particle that controls the behavior of the atom?
  • what is the pattern in the periodic table?
  • What is the percent by mass of hydrogen in aspirin, C9H8O?4?
  • What is the percent composition of each element in C2H305N (peroxyacetyl)?
  • What is the percent of hydrogen in ammonium sulfate?
  • What is the percent of oxygen in Ca3(PO4)2?
  • What is the percent of sulfur in ammonium sulfate?
  • What is the percent of water in MgSO4 * 7H20?
  • What is the percent yield?
  • What is the percentage of iron in ferric sulfate?
  • what is the percentage of sulfur in copper (I) sulfide, Cu2S?
  • What is the perecent Composition of each of the following?
  • What is the pH at the equivalence point?
  • What is the pH at the stoichiometric point ?
  • What is the pH given that HC3H5O2 is 0.100 M and the K(a) is 1.3 x 10^-5 ?
  • what is the pH half-way to the stoichiometric point ?
  • what is the pH half-way to the stoichiometric point ?
  • What is the pH half-way to the stoichiometric point ?
  • What is the pH half-way to the stoichiometric point ?
  • what is the ph level in water ?
  • What is the pH Level of Lead?
  • What is the pH of .0178M NaF??
  • What is the pH of .025M HCl?
  • What is the pH of .1M of CH3COONa??
  • what is the pH of 0.001M H+?
  • What is the pH of 0.045 M dimethylamine?
  • what is the ph of 0.05M NaOH?
  • what is the Ph of 0.1 N HCl and hoe do we calculate?
  • what is the pH of a 0.026 M sodium acetate solution?
  • What is the pH of a 1.0L buffer solution which consists of 0.150 M NaNO2 and 0.070 M of HCl?
  • What is the pH of a benzoic acid-benzoate buffer that consists of 0.33M C6H5COOH & 0.28 M C6H5COONa?
  • What is the pH of a saturated zinc hydroxide Zn(OH)2 solution?
  • What is the pH of a solution containing 45.0g of TSP (Na3PO4) in a liter of solution?
  • What is the pH of a solution that is 0.50M in sodium acetate, and 0.75M in acetic acid?
  • What is the pH of a solution whose pOH = 3.68?
  • What is the pH of an H solution at 2x10-3 M ? (the -3 is an exponent)?
  • What is the PH of Carboxylic acid?
  • What is the pH of disodium hydrogen phosphate?
  • What is the PH of onion?
  • What is the pH of phosphoric acid?
  • What is the pH of phosphoric acid?
  • What is the pH of sodium dihydrogen phosphate?
  • What is the pH of the buffer after the addition of 10.0 mL of 0.10 M HCl to 72.5 mL?
  • What is the pH of the buffer after the addition of 10.0 mL of 0.10 M HCl to 72.5 mL?
  • What is the pH of the solution ?
  • What is the pH of the solution ?
  • What is the pH of the solution ?
  • What is the pH of the solution ?
  • What is the pH of the solution ?
  • What is the pH of the solution?
  • What is the pH of the solution?
  • What is the pH of the solution?
  • what is the pH of...?
  • What is the pH?
  • What is the pH?
  • What is the pH?
  • what is the phosphate test?
  • What is the picture of Dobereiner's Periodic Table?
  • what is the polarity and geometry of HI, SH2, NH3, and CO2?
  • what is the precipitation titration? when we used it?
  • what is the prefix for 760?
  • What is the pressure of hydrogen gas collected over water.? (more..)?
  • What is the pressure, in atm, exerted on a diver at a depth of 166 m? Density of water is 1.00 g/mL.?
  • What is the price of "liquid mercury" ?
  • what is the price of mercury in grams?
  • What is the price of pure iodine per grams?
  • What is the principal quantum number of the s and p valence electrons in the following chemical elements? (Ent
  • what is the procedure for manufacturing of white glue?
  • what is the procedure for the dissolution of benzene/toluene in water?
  • what is the process of itching steel and chemicals used?
  • What is the process used to separate the different components of oil?
  • What is the process where scientists use a machine to help spin/mix material held in test tubes?
  • what is the product if chlorine is mixed with oxalic acid?will it be good for bleachin?
  • What is the product of a reaction between Hydrochloric acid and soduim thiosulphate?
  • what is the product of ammonium nitrate crystals and aqueous sodium hydroxide?
  • What is the product of Pb(NO3)2 + (NH4)3PO4?
  • What is the product of the reaction of 1-bromopropane and excess acetophenone?
  • what is the product of the reaction?;COOH+KMnO4?
  • What is the product when when calcium oxide and silicon dioxide react?
  • What is the proper formula for the charcoal and gunblue therory?
  • what is the property measured?
  • What is the property of catenation?
  • What is the propose of adding maleic anhidride in the PP/kaolin system without initiator?
  • What is the prouduct of the addition of water molecule to the carbon double bond of an alkane?
  • what is the purpose of a fire extinguisher?
  • What is the purpose of acetic acid in the preparation of Sodium Acetate?
  • what is the purpose of removing all precipitate from the beaker or container?
  • What is the purpose of the flux in chemistry?
  • what is the purpose of washing your laboratory materials before using it?
  • what is the rarest type of liquid or solid material found on earth?
  • What is the rate constant for this reaction (1/sec) ?
  • what is the rate law expression for the reaction?
  • What is the rate of disappearance of C2H4?
  • What is the ratio of calcium and chloride ions in CaCl2?
  • What is the ratio of ice to water?
  • What is the ratio of N and H atoms in NH3?
  • What is the ratio of this pH?
  • what is the raw material for making glass?
  • What is the reaction order for H2O2 decomposition? (AP Lab)?
  • what is the reaction rate of sulfuric acid and Noah?
  • What is the reactivity relationship between potassium and sodium to calcium and magnesium?
  • what is the reactivity series of metals?
  • what is the reason behind blue printing?
  • What is the reducing agent in the followong reaction?
  • what is the Reduction-Oxidation titration when we used it?
  • What is the refractive index of vinegar and rubbing alcohol?
  • what is the relation between slope,area,height,area% in chromatography?
  • What is the relationaship between a substance's molarity and its melting point?
  • What is the relationship between 1M and 1N NaOH?
  • What is the relationship between a chemical reaction and the making and breaking of chemical bonds?
  • what is the relationship between a substance's molar mass and its melting point?
  • What is the relationship between a substance's molar mass and its melting point?
  • what is the relationship between cells and atoms?
  • What is the relationship between particles, elements, compounds, atoms, and molecules?
  • What is the relationship between the acidity/ basicity of a substance and its electrolyte property?
  • What is the relationship between the change in temperature and intermolecular forces?
  • What is the relationship between the dissociation of water and the pH scale?
  • What is the relationship between the dissociation of water and the pH scale?
  • what is the relationship between the heat of formation and heat of decomposition?
  • what is the relative molecular mass of copper iodate?
  • what is the relative molecular mass of tartanic acid?
  • what is the relevance of chemistry to accounting?
  • what is the relevance of immune system to biochemistry?
  • What is the resolution in chromatography?
  • what is the result of silver nitrate for the presence of chlorine ion?
  • what is the result of silver nitrate test for the presence of chloride ion?
  • what is the result of the following: Mg + HCl = ?
  • What is the role of a catalyst?
  • what is the role of biochemistry in biomedical?
  • What is the role of concentrated sulfuric acid in the nitration of toluene?
  • What is the role of NAD+ in the Kreb's cycle?
  • what is the role of the catalyst anhyd.AgNO3 in organic chemical reactions?
  • what is the role of the copper(ii) ions in the case of the hypochlorite reaction?
  • what is the role of the copper(ii) ions in the case of the zinc reaction?
  • What is the role of the copper(ii) ions in the case of the zinc reaction?
  • what is the role of the iron(ii) ions in the case of the zinc reaction?
  • What is the rpm of a atom?
  • what is the rule to accomodate the numbers of elecrons and orbit number of an atom?
  • What is the same and different between the two atomic theories?
  • what is the science and technology behind the can opener?
  • What is the scientific definition of monoatomic gold?
  • What is the shape of a molecule with a triple bond?
  • what is the shape of the amide ion and sulphite ion?
  • What is the SI unit for gas?
  • What is the sign for these reversible thermodynamic changes?
  • what is the significance of the statement "like dissolves like"?
  • What is the simplest formula for: .0200 mole Al and .0600 mole Cl? How do I find it??
  • what is the simplest formula used to determine the molar mass for ionic compounds?
  • What is the simplest way to say 5 micrograms?
  • what is the smallest abundant number?
  • What Is the Smelliest Chemical?
  • What is the solubility of 9,10-anthraquinone 2,6-disulfonic acid in acetone?
  • What is the solubility of ascorbic acid in water?
  • What is the solubility of cyanuric acid in water?
  • What is the solubility of salicylic acid in?
  • what is the solubility product constant of Barium Sulfate if i have a Ksp of CaSO4=2.4*10^-5 and BaSO4=1.1*-10
  • What is the solubility product for lead sulphate?
  • what is the solution of 1+1= ?
  • what is the solvent of sodium carbonate?
  • what is the space on the inside of a mitosis?
  • what is the speciality in using KBr in making IR sample pellets?
  • what is the specific application of dalton's law or partial pressure law?
  • what is the specific heat capacity of CO2 at 298.15K?
  • what is the specific heat of lead?
  • what is the standard molar entropy for NO(g)?
  • what is the strongest intermolecular force in methanol and tetrachloromethane?
  • what is the structural model of the molecule guanine?
  • What is the structure of (C5O5)2-? also known as croconate?
  • What is the structure of a hydrocarbon that shows a molecular ion m/z = 182 in mass spec with following H NMR?
  • What is the structure of BC12H21?
  • What is the structure of methyl isopropyl ketone?
  • What is the substances that makes wood burn?
  • What is the suitable temperature to distill water/ethanol mixture in partial vaccum condition?
  • What Is the Sweetest Compound?
  • what is the symbol for the ion with 19 protons and 18 electrons?
  • what is the synthetic value of Diels-Alder reaction?
  • What is the systematic name for allyl chloride?
  • what is the temperature for flame to be blue white?
  • what is the temperature of pasteurization?give the significance of this temperature.?
  • what is the test for hydrogen gas?


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