Chemistry Questions and Answers

  • SiO2 + 2C --> Si + 2CO what mass of sand(SiO2) is needed to produce 45.0 g of silicon? is the answer 96.1g?
  • Site i can buy chemicals on?
  • Six quarks of atoms..?
  • Sketch mechanism of bromination?
  • Slogan for hydrogen?
  • Smart enough to answer this?
  • Smell..what smell?
  • So when water boils, what is inside the bubbles??
  • So2 + nh3 + ho2 ---> ??
  • Sodium chloride and potassium chloride both form cubic crystals, there are significantly different.?
  • Sodium Chloride and Sodium Iodide?
  • Sodium chloride per liter of solution?
  • Sodium chloride...?
  • Sodium Chloride?
  • Sodium co-transport carries what across the cell membrane?
  • Sodium diphenylamine sulphonate??
  • Sodium hydroxide(aq) + sulfuric acid(aq) -> ? product? moles of the product?
  • Sodium iodide is it polar or nonpolar?
  • Sodium laryll sulphate?
  • Sodium sulfate (16.40 grams) is dissolved in {b} mL. Calculate the number of sulfate ions in the solution?
  • Solfonic acid process?
  • Solid and Solution Stoichiometry! Anyone?
  • Solid gold has a greater density than liquid gold.?
  • Solid Mg(OH)2 shaken w/ 50ml .5M NH4Cl. Sol has pH 9.00. Calcul Ksp for MG(OH)2 Please Help?
  • Solid pottasium chlorate decomposes with heat & also solid sodium metal is placed into distilled water?
  • Solid question?
  • Solid sodium hydroxide?
  • Solids, Liquids, Gases, what are these?
  • Solubility in water is usually expressed as the number of ____ of solute that are dissolved in ____ of?
  • Solubility of some Salts?
  • Solubility Question...?
  • Solubility question?
  • Solubility Question?
  • Solubility Table . . . need help please!?
  • Solubility?
  • Solubility?
  • Solubility?
  • Solubility?
  • Solubility?
  • Solubilty Calculation?
  • Soluble and Insoluble Salts?
  • Solute and Solvents?
  • Solute volume?
  • Solution Composition ?
  • Solution Guide: Zumdahl, introductory to chemistry, fifth edition?
  • Solution of copper(II) hydroxide is heated. wats the net ionic equation?
  • Solution of isomer of CH3-CH2-CH2OH?
  • Solution Questions?
  • Solutions are composed of _________ and _________?
  • Solutions Help. Greatly appreciated :)?
  • Solutions help?
  • Solutions of Acids question.?
  • Solutions Problem?
  • Solve organic chemistry structures using given IR peaks, Iodoform test, Fehling's test and H20 Solubility?
  • Solve the following: ln e?
  • Solve the following: ln e0.36598?
  • Solve this problem??
  • Solvent extraction techniques?
  • Solving for Ksp?
  • Solving for pH?
  • Solving for Ph?
  • Some 1 pls help...?
  • Some chemistry problems...?
  • Some chemistry problems?
  • Some chemistry questions - Acids, Bases, and acid-base equilibrium?
  • Some chemistry questions (Volume, Density, Pressure, etc) ... could use the help!?
  • Some chemistry questions about gravimetric analysis/mass composition?
  • Some chemistry questions i need help with!?
  • Some crystals lose water of crystallization on exposure to the air at room temperature. They are called ______
  • Some details about genral chemistry?
  • Some help please. I have to describe the digestion of a turkey sandwich with all the biochemical pathways...?
  • Some help please?
  • Some information about agar used in electrochemistry as a salt bridge?
  • Some more help??
  • Some science questions.?
  • Some solids absorb sufficient moisture from the air to become wet. They are called _______. An example is ____
  • Some substances absorb water vapor from the air without becoming wet. They are called ___. Two examples are _?
  • Someone please teach me about breaking bonds?
  • Someone says that the temperature affects the colour of all coloured solutions?
  • Somewhat difficult chemistry problem, one that I do not know how to solve. Please show work so I may learn.?
  • Somones please help with chemistry. I desperately need help ty!!!?
  • Sorry, i had to ask, why is snot green?
  • SOS chemistry...?
  • SOS SOS SOS SOS Urgent help needed?
  • Sparkling Jell-O...ever had it? Are you good at sciences? then this question is for you!!!?
  • Specific Heat Chem Question Help!!!?
  • Specific heat of copper from Merck Index?
  • Specific heat solving...?
  • Specific heat...?
  • Specific heat?
  • Specific heat?
  • Specific heat?
  • Specific heat?
  • Specific Heat?
  • Spectator Ion?
  • Spectator Ions?
  • Spectormetry?
  • Spectrographic analyisis of 1930s tobacco fragment possible?
  • Spectrophotometry and photometry?
  • Spectroscopes?
  • Spontaneous?
  • Sprouting a potato?
  • Square planar???
  • Standard cell potential?
  • Standard Cell Potential?
  • Standard EMF...?
  • Standard enthalpies?
  • Standard enthalpy change consists of three symbols "DELTA" "H" what is the name of the third, top right of H
  • Standard enthalpy of compustion value for C4H9OH?
  • Standard Enthalpy?
  • Standard reaction Gibbs energy?
  • Standard reduction potential and HCl - 10 points for explanation?
  • Standard temperature and pressure, STP, refers to what?
  • Standardization of Sodium Thiosulphate with Potassium Permanganate?
  • Starch polar or nonpolar?
  • Staring with 2-naphthol, how could I prepare 2-napthoxyacetic acid (C12H10O3)?
  • Starting from 2,4-dinitrochlorobenzene & any other inorganic reagent,how can you synthesize 2,4-dinitrophenol?
  • Starting from anthranilic acid & using any other inorganic reagent(s),how canyou synthesize o-iodobenzoic acid
  • State Konowaloff's Law.?
  • States of matter? What are they good for?
  • Steps to take for Solubility/percipatate testing on an unknown substance.?
  • Stereoisomerism?
  • Stoicchiometry Help!?
  • Stoichiometry and Sig Figs?
  • Stoichiometry Chemistry Help-Percent Yield!!!!!!?
  • Stoichiometry double replacement problem?
  • Stoichiometry Help!?
  • Stoichiometry help?
  • Stoichiometry hw help!!!!!!??? PLEASE!!?
  • Stoichiometry Question?
  • Stoichiometry! ! !?
  • Stoichiometry?
  • Stoichiometry?
  • Stoichiometry?
  • Stoichiometry?
  • Stoichiometry?
  • Stoichiometry?
  • Stoichiometry?
  • Stoichiometry?
  • Stoichyometry?
  • STP Problem question?
  • Streak plate techniques?
  • Strong acid? weak acid? strong base? weak base?
  • Strong acids?
  • Strong/weak acid or base?
  • Strong/Weak Acids?
  • Struggling with ap chem-please help. molality of acetic acid?
  • Stuck on a question on "Molarity"?
  • Studying for the final, stuck on one problem.?
  • Sub-atomic particle made from quarks?
  • Sublimation?
  • Substance or mixture?
  • Substances dissolving in solution are affected by:?
  • Substances dissolving in water?
  • Substitution reaction?
  • Subtracing radicals?
  • Sugar is soluble in water because sugar molecules are ____________?
  • Suggest a book for organic chemistry for iit?
  • Suggest a method to liquefy atmospheric gases?
  • Suggest an approx pH of 1 molar aqueous solution of alminium chloride. Explain why the solution has this pH?
  • Suggest and explanation why an increase in pressure increase the reaction rate?
  • Sulfate ions in tap water?
  • Sulfuric Acid Production?
  • Sulfuric acid reacts with aluminum hydroxide.?
  • Summarize each of the 5 general types of chemical reactions?
  • Super hard impossible pH question...?
  • Suppose 0.90 moles of Na2SO4 is dissolved in 1500 mL of water.?
  • Suppose a solution contained only 1 cation: Cr3+, Fe3+ or Cu2+.What would u do to identify the cation quickly?
  • Suppose that the reaction rate of an inorganic reaction mixture at 35 degress Centigrade is double the...?
  • Suppose your thermometer is off by 0.5 oC i.e. it reads values that are 0.5 oC higher.?
  • Suspensions are mechanicai mixtures of _________ and __________?
  • Synthesis of 1-bromobutane?
  • Synthesis of benzyl acetate from a silver salt and a bromo compound?
  • Synthesis of nylon?
  • Synthesis of secondary alcohol?
  • Synthesis question again?
  • T or F: All chemical bonds contain energy within them?
  • Table salt and bleach to make sodium hydroxide?
  • Taiex-library?
  • Take the concentration of the hydronium ion when pH = 2 and divide it by the concentration of the hydronium?
  • Takes 572 kJ of energy to decompose 2.00 mol of liquid water. How much it take to decompose 55.5 mol of water
  • Tartaric acid ( a diprotic acid) dissociates in water according to the following equation?
  • Task 2.7 chapter 2?
  • Taste and The toungue?
  • Technetium and Promethium?
  • Technetium?
  • Technetium-99m emits only gamma radiation? Why would this type of radiation be used in diagnostic imaging?
  • Teflon uses?
  • TEL and alternatives?
  • Tell this.?
  • Tell us your opinion?
  • Temperature rise in a chemical reaction?
  • Temperature...?
  • Temperature?
  • Terms and conditions?
  • Test with general chemistry?
  • Test for alcohol? in chemistry.?
  • Test for Methypropan-2-ol??
  • Test for presence of Cyclohexene?
  • Test Tommorow - Which is more soluable in water? Ester or Carboxylic Acid?


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