Chemistry Questions and Answers

  • Soil is added to water. The soil particles float on the water then settle at the bottom. This mixture is a?
  • Solid calcium carbonate is heated to form solid calcium oxide&carbon dioxide gas?
  • solid carbon is heated with fluorine gas to give gaseous carbon tetrafluoride?
  • Solid magnesium carbonate is heated producing solid magnesium oxide and carbon dioxide gas.?
  • solid samples of the element phosphorous can be white, black, or red in color.?
  • solids dissolved in liquids. does temprature has any effect?
  • solubiity and temp of gas?
  • Solubilities of Carotenoids in water and solvent phases on the basis of molecular structure?
  • solubility and temp for solid?
  • solubility and temperature?
  • Solubility as an Equilibrium Question. Decrease or Increase? Check my work?
  • solubility constant problem?
  • Solubility Curves?
  • solubility- freezing point...need help!!?
  • Solubility HELP!!!?
  • Solubility in Dissolved States?
  • Solubility of alcohols?
  • Solubility- percent by mass.and Tyndall Effect...need help!!?
  • Solubility problem?
  • Solubility Problem?
  • Solubility product Question, help?
  • Solubility test??
  • Solubility vs. Temperature?
  • Solubility- Why are polar and non-polar molecules immicible?.?
  • Solubility?
  • Solubility?
  • solution, colloid, or Suspension?
  • Solutions help?
  • Solve the problem?
  • SoLvEnTs and SoLuTeS?
  • Solvents and Solutes?what?! help!?
  • Solving any chemistry problems?
  • solving combustion equations (balancing)?
  • Solving mass, Solve grams?
  • Some antacid tablets contain aluminum hydroxide. The aluminum hydroxide reacts with stomach acid according to?
  • Some Brainteasers (Chemistry)!? Tough Stuff!?
  • some caves are created when underground limestone deposits are disso;ved and drained.....?
  • some more stoichiometry?
  • Some one help pls !!?
  • some one told me that you could make pure sodium by heating up normal salt and running electricity through it?
  • Some one who likes or knows chemistry?
  • some questions??
  • some tip will help?
  • Someone please check to make sure my answer is correct...This will be on the test tomorrow!!?
  • someone please explain the NITROGEN CYCLE to me?
  • Something About Net ionic Equations?
  • sooo stuck balancing equations...how do I balance AgNo3 and NaOH...and find the net ionic equation?
  • sorry for deleting previous ??
  • Sorry yes im taking about explosives such as tnt and the explosion itself?
  • Sources in the environment can change the ph of the river?
  • Space vehicles use solid lithium hydroxide to remove exhaled carbon dioxide according to the equation:?
  • Spanish questions?
  • Special Solutions?
  • Specific heat (Cp ) of Steel?
  • Specific Heat of a Material?
  • specific heat question!?
  • specific heat question?
  • Spectator ion question?
  • Spectral Lines?
  • Spectrophotometry gone wrong?
  • speed of air molecules??
  • Speeding up the process of Vinegar,Salt and copper?
  • Spin free electrons?
  • Spontaneous Process vs. Free Energy?
  • Spontaneous reaction?
  • Sprite+dogpee= chemical reaction?
  • Stainless Steel material specifications 304 L/304 H/ 309S what are the codes stands for?
  • Standard colors for molecular models?
  • standard enthalpy of combustion of methane?
  • standard enthalpy of formation for CO?
  • standard temperature and pressure?
  • Standardization of sodium thiosulphate solution by potassium iodate?
  • standardization of sodium thiosulphate?
  • Starting with a mixture of 74.5g of carbon monoxide and 12g of hydrogen, which is the limiting reagent?
  • Starting with a solution that is 0.56 M KI prepare a solution that is 0.00014 M KI?
  • State 2 uses of Carbon - 14 And is carbon-12 radioactive??
  • state one difference between a graduated cylinder and a volumetric flask ?
  • state the chemical reaction between sodium bicarbonate and sulphuric acid?
  • State the principle used in paper chromatography?
  • State two factors that contribute to the uncertainty of a particular measurement?
  • State whether each of the following are isotonic, hypotonic, or hypertonic:?
  • State whether each of the following are isotonic, hypotonic, or hypertonic:?
  • state whether products will be favored by compresssion of the following equilibria, if no change occurs why?
  • states of matter--gases multiple choice?
  • Steam distillation?
  • STEREOCHEMISTRY of E/Z alkene?
  • sterilization and disinfection?
  • Steve tried to make 3 solutions of calcium phosphate with a concentration of..?
  • still need some chem help?
  • Stochiometry help!!!?
  • STOICH problems?
  • Stoichemistry.?
  • Stoichimetry problem?
  • Stoichiomerty..?
  • Stoichiometry - Chemistry HELP!?
  • stoichiometry ??
  • Stoichiometry again?
  • Stoichiometry and Moles Problems...plz help i get it but i don't..?
  • stoichiometry chem hw help!!?
  • Stoichiometry Help!?
  • stoichiometry help?
  • stoichiometry help?
  • stoichiometry help?
  • stoichiometry help? i have no idea what to do?
  • Stoichiometry help? what would be the equation?
  • stoichiometry how do i convert molecules to moles?
  • Stoichiometry HW problem - Ozone decomposition?
  • Stoichiometry problem..?
  • stoichiometry question..?
  • stoichiometry question?
  • Stoichiometry!! Please help!! Thanks.?
  • Stoichiometry...Chemistry HELP!?
  • Stoichiometry:?
  • stoichiometry?
  • stoichiometry?
  • stoichiometry?
  • stoichiometry?
  • Stoichiometry?
  • Stoichiometry?
  • Stoichiometry? [again]?
  • Stoichiometry+ the ideal gas law problem?
  • Stomach Acid contains HCL, whose concentration is about 0.03 mol/L. What is the pH of stomach acid?
  • Stontium Zincate?
  • STP problem! please help!?
  • Strength of forces?
  • Strength of h-bond?
  • Strong Acid-Weak Base Titrations. solving for concentration and pH?
  • Structural and Geometric Isomers?
  • Structural effects of SN1 rxns?
  • Structural Formulae question:?
  • Structure of Atom of Platinum (Pt)?
  • structure of atom.....?
  • structures of C5H8O, that gives a positive tollen's test?
  • styrene exposure levels, do they have to measured every year?
  • Suave deodorant question..?
  • Sub Atomic Particles!?
  • Sublevels?
  • Substance with density less than 1? - Chemistry Scavenger Hunt?
  • Substitute for Methyl Orange?
  • Substitute to cigarette smoke?
  • succinic acid polar or nonpolar?
  • sugar dissolving?
  • suggest a way to improve purity of samples from a TLC column?
  • Suggest an activity to show that solubility of salt depends on temperature?
  • suggest capillary column for methylamines?
  • Suggest reasons why real gases might deviate from the ideal gas law on the molecular level.?
  • Suggest some reasons why graphite may be better than oil in lubricating moving parts of a machine?
  • Suggest some reasons why graphite may be better than oil in lubricating moving parts of a machine?
  • Sulfuric Acid?
  • sulphuric acid?
  • super conductivity?
  • Super hard chem problem?
  • suppose dat u could decompose .250 moles of Ag2S into its elements:?
  • Suppose that a certain atom possesses only four distinct energy levels. Assuming that all transitions between
  • Suppose that you were asked to determine wether an ion was present in a solution and how much ion was present.
  • Suppose there were molecules that had no attraction whatever for one another.?
  • suppose you mix two clear liquids together to form a new substance and bubbles form what type of reaction is?
  • Surface Tension Question?
  • sweet food (eg. cake, chocolate etc.) as an antidote to what kind of POISON?
  • Symptoms of decreased potassium adn magnesium in body?
  • symptoms of overcoming natural gas?
  • synthes of phethalimide?
  • synthesis of sidechain of docetaxel?
  • Synthesis reaction?
  • T or F?The conversion of superheated water to steam in a geyser is due to the sudden increase of pressure?
  • T ro F?Atoms become ions when they gain or lose electrons?
  • TDS (total dissolved solids) values for Lake Ontario and Lake Erie are 185 and 180 ppm, though Lake Erie is?
  • Teach me how to write an acid base reaction?
  • technical name for soap?
  • tell me about multienzyme complex properties .it's urgent?
  • tell me about synthesis of amoxicilline in both biosynthesis and chemical process?
  • Tell me all I need to know about methanol.?
  • Tell me all you know about the molecules in air pressure?
  • tell me everything you know about chemical reactions!?
  • Tell me everything you know about fire?
  • tell me in detail about the infrared spectroscopy: the curing of an epoxy adhesive?
  • Tell me in detail about the infrared spectroscopy: the curing of an epoxy adhesive?
  • tell me in detail about the infrared spectroscopy:the curing of an epoxy adhesive?
  • Tell me in detail about the ultraviolet analysis of toluene in cyclohexane?
  • Tell me in detail about the ultraviolet analysis of toluene in cyclohexane?
  • Tell me in detail about the ultraviolet analysis of toluene in cyclohexane?
  • Tell me in detail about the ultraviolet analysis of toluene in cyclohexane?
  • Tell me some application of clemmenson reduction and aldol condensation in our daily life?
  • tell me the easy method to remember chemical symbols and equations?
  • Tell me the name of a chemical which is readily available in market to destroy ALGAE in store raw water.?
  • temp conversion?
  • Temp. and pressure affect the solubility of solutes in water...?
  • temperature and volume?
  • temperature difference?
  • temperature in K?
  • temperature increase?
  • temperature of molecules?
  • Temperature of water?
  • Test the pH for unwashed biodiesel,?
  • Testing chemical substances?
  • TFM value of Pears soap?
  • Thank you for Smoking/charcoal/Beating a breathalyzer?
  • that is the chemical structure of Isopentyl valerate?
  • The "mol" unit, is itgrame-mol or Kg-mol?
  • the 2 halves of a doubled chromosome structure are called____________?


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