Chemistry Questions and Answers

  • True or False: When sodium and chlorine react to produce sodium chloride and heat, the product, sodium chlorid
  • True or false? Surface Chemistry?
  • true or false?
  • true or false~if false make corrections needed to clear up the errors?
  • True Superscript & Subscript?
  • true-false questions about solutions?
  • Trypsin is a pancreatic hydrolase present in the small intestine. Would trypsin work well in the stomach?
  • turpentine?
  • Two cards are drawn from a deck of 52 cards.what is the probability that 2 cards are ACES or BLACK cards?
  • Two chambers are connected by a valve. One chamber has a volume of 43 L and contains N2 gas at 3.3 atm. The ot
  • Two Chemistry Questions?
  • Two compounds, A and B, have the formula of C3H6O. Determine their condensed structural formulas and names.
  • Two of these isomers give the following NMR spectra:?
  • Two properties of Argon?
  • two questions?
  • Type of Chemical Bonds?
  • Types of forces?
  • types of polymer composites.?
  • U want to make 500mL of an isotonic glucose solution to infuse into a patient.How many grams of glucose do u?
  • ugh, cant figure which are right.?
  • Uhhhhh, Help please!!!!!?
  • Uknown Compounds?
  • Under what conditions does the rate constant remain constant?
  • Unit cell and atomic radius problem?
  • Unit cell problem. Any help please?
  • Unit For Total Antioxidant activity?
  • Unit of Energy Question?
  • uranuim question?
  • Urgent Chemistry help please?
  • URGENT!- chemistry help needed!?
  • URGENT: Balance This - VERY EASY?
  • urgently need the answer to 15% of 700?
  • urine sample?
  • use of phosgene in manufacture of dyes?
  • use of phosgene in manufacture of polymers?
  • Use the following letters corresponding to the molecular geometries to answer parts A. and B.?
  • Useful neutralization reactions - 10 points for the most original!?
  • Uses for Immiscibility?
  • uses of halogen?
  • using a polar solvent state which solvent and solute combination would be the best choice for your snow globe?
  • Using average bond energy values estimate ΔH for the following gas phase reaction.?
  • Using Clausius Clapeyron to find Temperature?
  • Using Henry's Law?
  • Using ion electron method, how would I balance Fe2+ and MnO4-, step by step?
  • Using KE Formula and Graham's Law Question?
  • using my school lab ,how do i test water samples for dissolved air pollutants?
  • using reaction 4Al+3O2=4Al2O3,identify limiting reactant with 78.2gAl and 113.1g of O2?
  • Using the appropriate Ksp value from Appendix D, calculate the solubility of AgCl in grams per liter of soluti
  • Using the cell ptential and the Nernst equation, calculate the [Ag+] in the test solution.?
  • Using the ideal gas law...please help!?
  • Using the law of conservation of mass, explain why the following reaction is wrong: HCl + NaOH ----> NaCl?
  • Using VSEPR theory, determine the shape of PF3?
  • V = 659 mL; n = 0.0967 mol; T = 295 K. What is the pressure?
  • Valid quantum numbers for electron gain when an S^- ion becomes an S^2-?
  • Vapor Pressure Fun?
  • vapor pressure?
  • Vapor Pressure?
  • vegetable oil removes the colour from bromine water when the oil has been hardened it doesnt react in any way?
  • Velocity??
  • VERY EASY CHEMISTRY QUESTION, GET YOUR EASY TEN POINtS!?
  • Very Important Science question, please help!?
  • viscosities?
  • Vol. of 5.25% (by mass) sodium hypochlorite needed to prepare 500mL of .500M sodium hypochlorite?
  • Volume of tin foil?
  • Volume problem?
  • Volume Problems?
  • Volume Relationships in Chemical Equations Question?
  • volume(L) of .250M HNO3 is required to neutralize a solution prepared by dissolving 17.5g of NaOH in 350ml H2O
  • Volume, gas, oxygen vs hydrogen problem. Help me please?
  • Volumetric Solution?! HELP!?
  • VSEPER Shape?
  • waht i school open?
  • waht is the theory used to explain changes of state?
  • walls are all yellow under UV light...?
  • Wastes occouring from the metal extraction industry?
  • Wastes occurring from Metal Extraction Industry?
  • wat are nitrogens uses in society?
  • wat are the four quantum #'s for the element and write its condensed electron configuration: potassium?
  • Wat are two types of nuclear reactions other than radioactive decay??
  • Wat does concentration 25mM mean?
  • wat happens when alkaline permanganate solution is dropped into a 10%w/v salisylic acid solution?
  • wat is a..?
  • wat is the complete reaction in this-lecithin+KHSO4+heat?acrolein will be formed but pls give me all products.
  • wat is the complete reaction in this-lecithin+KHSO4+heat?acrolein will be formed but pls give me all products.
  • Wat is the difference between homogeneous and heterigeneous?
  • wat is the name of the family hydrogen is placed in?
  • wat will burn the slowest vinegar gatorade or syrup this is a sciece project so try to make it true?
  • wat wud be the product when carbon di sulphide reacts with chlorine in the presence of aluminium chloride ?
  • water added to concentrated ammonia or glacial acetic acid the solutions show stronger conductivity, explain?
  • Water Analysis of a Scottish Loch?
  • Water and chlorine. Help! See details.?
  • Water and dinitrogen pentoxide gas react to produce aqueous hydrogen nitrate , What is reaction?
  • Water and gasoline...?
  • water content 1.751g sample belacan determined with moisture analyzer.what % w/w H2O in belacan?
  • water hardness level?
  • Water is colourless, but waterfall is milky white, why?
  • Water is covalent--but electrocutes?
  • Water undergoes electrolysis to form oxygen gas& hydrogen gas?
  • wath is ,inox-radial heating surface?
  • Wavelength?
  • Weak Acids and Bases problems?
  • weakest force in nature?
  • were can I buy methylated spirits?
  • were do elements get their names?
  • whar would be the formula of chromic acid?
  • What are some good books to study inorganic, organic, thermodynamics and biochemistry courses?
  • what everyday evidnce suggests that all matter is in constant motion?
  • What is hydrolysis in the practical way.?
  • What + apple cider vinegar = blue?
  • what 2 substances make a solution?
  • What 2 things when put together creates an explosion?
  • what acid is used in lab?
  • What actually happens to your lungs when you inhale the fumes from mixing bleach and ammonia?
  • what aldehyde or ketone might be present in the following everyday products?
  • What am I doing wrong... "If a sample of pure benzoic acid, HC7H5O2, contains 3.96×1018 molecules, the sample
  • what amino acids in a protein are particularly reactive towards heavy metals?
  • What apparatus would I need for Tritration experiment?
  • What are the chemical reactions? And can you name them, also explain if you can.Thank youus!?
  • What Are .*Noble Gases,*Semimetals,*Non-Metals,Metals?
  • What are 4 classes of polymers found in living things?
  • what are 5 different structural isomers of hexane?
  • What are advantages and disadvatanges of the ball-and-stick models for molecules?
  • what are alkanones. Give their synthetic method for their preparation.?
  • What are all the bases?
  • What are all the chemicals in Diet Coke (the names of the chemical, not the chemical formula)?
  • what are all the resonance structures for SO3 and SCN-?
  • what are alpha particles of a particular element?
  • what are alpha particles of hydrogen?
  • What are amphoteric subtances?
  • What are applications of organic compounds?
  • What are atomic isotopes?
  • What are atoms made of?
  • what are binary compounds and binary ionic compounds?
  • what are Brittle Stars?
  • what are c1 MEDICATION?
  • What are Candle Pigments or Candle Coloring Powders ? And What are Candle Liquid Dyes ?
  • what are citrulline and ornithine and do we come acrss these two in any metabolic cycle?
  • what are colloidal dispersions?
  • What are common household products that are acids and bases?
  • What are diamonds made of?(please answer scientifically)?
  • What are diatomic gases?
  • what are elements/properties?
  • what are elements?
  • what are enzymes?
  • what are ferroelectric substances give maximum examples of piezoelectric and ferroelectric and ferromagnetic?
  • What are good chemistry topic for my research?
  • What are good homemade explosives?
  • What are good sources of phosphorus?
  • What are handkercheifs used for ?
  • What are he examples of metallic bonding?
  • What are inorganic & organic food substances?
  • What are lab observations for the following reactions? (NaOH...)?
  • what are other recommendations for paper chromatography experiment?
  • What are practical uses for percent composition?
  • What are salt crystals?
  • What are scientists doing to slow the rate of oxidation in foods?
  • what are some awesome things to do with candles ??
  • What are some chemical properties of magnesium?
  • what are some cool things to do with fire??
  • What are some easy words that have the word "mole" in them?
  • What are some effects of the anions on the color of the emmision in the spectrium?
  • what are some element after contryies?
  • What are some examples of an alkali metal?
  • what are some examples of some hydrates that are used in everyday chemicals?
  • what are some fire safety rules for 18 years old?
  • what are some fire saftey rules for 18 years?
  • What are some food products and house products that contain compunds? what are the compounds and products?
  • What are some fun things I can do with these chemicals?
  • What are some good and easy experiments for oxidation/reduction reactions?
  • What are some good examples of man made polymers?
  • What are some house hold products that contain inorganic compounds? and what are the compounds?
  • What Are Some Images That Describe Chemistry?
  • what are some interesting ways to present the organic families?
  • What are some isotopes of carbon?
  • what are some naturally occurring mixtures on earth?
  • what are some of the worst hydrocarbons?
  • What are some organic compounds containing calcium?
  • What are some physical and chemical properties of cerium?
  • What are some physical properties of copper chloride?
  • What are some physical properties of potassium other than melting points, color, density, and phase?
  • What are some physical properties of the element potassium?
  • What are some products humans use even if they know they are harmful?
  • What are some signs that a chemical reaction is occurring?
  • What are some similarities of gold and fool's good (pyrite)?
  • What are some things that are flammable?
  • What are some things that Calcium and Magnesium have in common?
  • what are some uses of an alloy?
  • What are some uses of distillation?
  • what are somes was acid is used in industy? Is there one that involoves a metal?
  • what are stray currents in corrosion. How are they removed or minimised?
  • what are th ph values of ammonia, isopropyl alcohol and vinegar?
  • what are the basic raw matiriels for manufacturing non woven pp cloth?
  • What are the properties of phenobarbitol and morphine?
  • What are the [H3O+] and pH of 0.062 M C2H5NH2?
  • What are the 10 most common house hold substances?
  • What are the 16 isomers of C6H18?
  • What are the 2 changes that can occur to matter?
  • What are the 3 distinct processes occur when an ice cube at -10 C is used to cool a glass of water at 20 C.?
  • what are the 3 major functions of the immune system??
  • what are the 3 postive effects of radiation?


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