Chemistry Questions and Answers

  • IS 5-HTP Water soluable?
  • is a 455ml box weighing 4.06x10^3 made of copper or silver? Full question stated in the "add details" section
  • Is a car more fuel efficient in cold weather?
  • Is a central atom with four bonded atoms that are not identical and no lone pair polar or nonpolar?
  • is air a homogenous or heterigenous mixture ?
  • Is Al2O3 naturally found in human body? At what quantities?
  • Is alchemy still used today.?
  • Is alcohol acidic, neutral, or basic?
  • is aluminum magnetic?
  • is ammonia nonlpolar?
  • Is an acrylic food container safe that holds vinegar?
  • Is an atom electrically neutral?? and why or why not?
  • Is an Atomic Bomb the same as a Hydrogen Bomb?
  • Is aniline more polar or acetanilide?
  • is any research down in reduction of molybdenit with carbon in the present of lime ?
  • Is anyone out there smart enough to solve this problem?
  • Is being a chemist anything like being in lab during college?
  • is being able to react with oxegen a physical or chemical property?
  • Is benzene an acid, base, or neutral?
  • Is Benzoic acid a non-electrolyte, a strong electrolyte or a weak electrolyte?
  • is benzoic acid a salt?
  • is biochemistry = no jobs?
  • Is black a color?
  • Is bleaching a chemical process, please? :D?
  • Is bone powder used in purification of sugar?
  • Is boron dangerous?
  • Is Boron radioactive ?
  • is burning coal a chemical or physical change?
  • is burning of candle a chemical change?why or why not?
  • Is burning toast a physical or chemical change?How do you know?
  • is C4H9Cl polar or non polar??
  • is calculating the number of molecules the same method as calculating the number of atoms?
  • is candle have organisms?
  • Is carbon dioxide considered to be an organic molecule? is so explain please..?
  • Is carbon-14 dating really bullet-proof?
  • Is CH3CH2NH3NO2 an acid or a base.. and why?
  • Is chemistry considered physical science or life science?
  • Is chloroform miscible with wate? With cyclohexane?
  • Is chromatography...please help...?
  • Is Clad an alloy or is it mined? Thanks!?
  • is copper soluble?
  • Is delta G of a reaction 0 at equilibrium?
  • Is diamond a metal?
  • is diamond a polymer?
  • Is distilled water an electrolyte? If so, strong or weak?
  • Is DMT deadly? How do you get it?
  • Is elmental sulphur just as smelly as the hydrogen sulphide released by rotten eggs?
  • Is Ethoxy-2-stearyl alcohol the same as Macrogol 2 stearyl ether?
  • Is flour a solid ? Can it be compressed ?
  • is fluor poisonous?
  • Is fluorine flammable?
  • is forensic science more related to chemistry or biology?
  • is frozen crystal there?
  • is Gadolinium posionius?
  • Is germanium safe to use in shampoo?
  • Is glass a liquid or soild?
  • Is glass liquid or solid?
  • Is glowing a tungsten in a light bulb a physical change or chemical change?
  • Is glucose in egg white?
  • Is Glucose liquid, solid, or gas at room temperature?...?
  • Is glycolysis a catabolic or anabolic pathway?
  • Is gold Ferrous or Non Ferrous?
  • Is grass drying and turning brown a chemical or physical change?
  • is HC6H5O7 a conjugate base or acid of disodium monhydrogen citrate?
  • Is heating perfume dangerous??
  • Is hell Endo or Exo thermic?
  • Is hydrogen fluoride or hydrofluoric acid ionically or covalently bonded?
  • Is hydrogen gas deadly?
  • is inhailing helium bad for you?
  • is iodine a metal nonmetal or metalloid?
  • Is iodine soluble or insolbule when combined with...?
  • Is it a good idea to store CuCl2 in an aluminum can? Why or why not?
  • is it good to take chemistry your junour year of high school?
  • Is it illegal to make hydrogen at home?
  • Is it miscible or immiscible when...?
  • Is it nitrogen or nitrate that plants require to make proteins?
  • Is it posible to recycle nuclear waste when it reaches it's half life?
  • Is it possible for water to reach its boiling point more than once?
  • Is it possible that the ammount of carbon 14 in the world has varied?
  • Is it possible to break the chemical bond of D2O (Heavy water) in order to get its inner energy ?
  • Is it possible to calculate the pH of a strong acid using only the concentration?
  • Is it possible to get silver in nanocrystalline powder form?
  • is it possible to have a cannizzaro reaction using 2 different aldehydes(formaldehyde and benzaldehyde) ?
  • Is it possible to have a Cannizzaro reaction using two different aldehydes (formaldehyde and benzaldehyde)?
  • is it possible to have a psychrometric model instead of a chart?
  • Is it possible to hold a boiling water?
  • Is it possible to lick a frog and get high?
  • Is it possible to make a light solid float inside of a room filled with dense gas (please read details)?
  • Is it possible to prepare GOLD in laboratory, chemicaly or electronicaly ?
  • Is it possible to seperate the carbon from the oxygen in CO2?
  • is it safe to heat normal glass bottles to temperatures like a candle flame temp.?
  • Is it technologically feasible to put a machine at the exhaust pipe of cars to convert it to non polluting gas
  • Is it true that hydrogen peroxide?
  • Is it true that a toilet seat in a public bathroom is cleaner then alot of other places?
  • Is it true that all scientists anticipate simliar data to be understood the same way.?
  • Is it true that you can add moth balls to gasoline and make Methanol or atleast a high performance fuel?
  • Is it Vapour or gas?
  • Is lead iodide an ionic or covalent compound? Or polar covalent? or? ?
  • Is LiCl an electrolyte?
  • is light a matter?
  • is liquid sosa a lye or a lye solution?
  • Is Magnesium a base metal?
  • Is Magnesium Sulfate consumable for human?
  • Is making smoke bombs from potasium nitrate and sugar hazerdous?
  • is methanol a solvent for bitumen?
  • is methanol an electrolyte?
  • is methylated spirits the same as turps?
  • is MgO a solid?
  • Is MgO soluble? Why?
  • Is my chemistry equation correct? redox reactions?
  • Is Na2S a soluable ionic compound?
  • Is NA2SO4 a liquid or solid?
  • Is NH3 an electrolyte?
  • Is nitrogen heavier than hydrogen?
  • Is Nitrogen Trichloride polar or nonpolar?
  • Is nitrous oxide in aerosol air fresheners?
  • Is organic history really hard?
  • is pectin related to polymethoxylated flavones ??
  • is physical science considered to be lab science?
  • is plant fertilizer an acid or a base?
  • is poly propylene biodegradable?
  • Is polyethylene saturated or unsaturated?
  • is polypyrrole a memory shape polymer?can we make fiber of it and use that fiber for an artificial muscle?
  • Is Polysorbate-80 (sorbitan monooleate) broken down in the human digestive system?
  • is Polyvinyl chloride polar or nonpolar?
  • Is potassium a metal, metalloid, or non-metal? What are some physical properties of it?
  • Is potassium a natural or man-made element?
  • is potassium good for you?
  • Is potassium nitrate toxic? (saltpeter, saltpetre)?
  • Is prometal safe to use?
  • is proxima's centauri's surface a solid, liquid, gas, or plasma?
  • is pure H2O harmful?
  • Is Pyrex best...?
  • is relationship between volume and 1/pressure linear??
  • Is salt water a solution?
  • is silly putty a solid or a liquid?
  • Is smoke from copper/bronze harmful?
  • Is sodium acetate acidic, basic, or neutral and why?
  • is sodium monohydrogen citrate acidic?
  • Is Sodium, Yttrium, Oxygrn, Table Saly Compound, element or a Mizture and why?
  • Is sodium's outer shell complete?
  • Is soya protein water soluble?
  • Is Sulfur Dioxide Bad?
  • is table salt electro-conductive compound? ionic or covalent?PLEASE HELP?
  • Is teflon banned in Canada and why?
  • Is teflon coated cookwear harmful to your health?
  • Is the autoionization of water exothermic or endothermic?
  • Is the breakdown of lactose, catalysed by lactase, a dehydration reaction or a hydrolysis reaction?
  • Is the chlorine gas that was just used by iraqi terrorists in any way related to chlorine in swimming pools?
  • Is the combination of water and calcium a physical change or chemical reaction?
  • Is the complete combustion of an alcohol an exothermic or endothermic reaction?
  • is the element a metal, nonmetal, or a metalloid?
  • Is the element Magnesium can be combined with other elements?
  • Is the element Manganese or (Mn) found in any foods?
  • is the failure of heated cultures of yeast to grow in glucose enough to prove that they didnt survive the heat
  • Is the following reaction an oxidation reaction or reduction reaction?
  • is the freezing point and the melting point of a substance the same temperature?
  • Is the mass of a cup of water the same as the mass of a cup of sand?
  • is the melting point and boiling point of a substance the same temperature?
  • Is the molecular or atomic arrangement of transparent materials different from the opaque ones?
  • Is the number of protons and electrons in an atom always the same?
  • Is the oxidation number of oxide 2- and the oxidation # of nitride is 3-?
  • Is the pycnometer used for obtaining specific gravity?
  • Is the reaction between potassium thiocyanate and iron nitrate an endothermic or exothermic reaction?
  • Is the reaction of baking soda and vinegar physical or chemical?
  • is the sea co2 released into air?
  • Is the simultaneous bromination AND chlorination of methane feasible?
  • Is the substance and Acid or Base or Neutral?
  • Is the substance likely to be pure gold? (chemistry question within)?
  • Is there "toxic leather"?
  • Is there a correlation between melting point and polarity?
  • Is there a difference between the conductivity of deionized water and tap water? Exlpain.?
  • Is there a fluid or water additive to make water get cold faster?
  • Is there a formula to calculate pH from a known alkalinity level in ppm?
  • is there a general way to find the total number of isomers an organic compound has?
  • Is there a quick and fairly easy type of rocket fuel i can make at home?
  • Is there a reaction between hydrogen peroxide and cells?
  • Is there a redox reaction Mg + Cu(NO3)2?
  • Is there a site that teaches all the mechanism of organic reactions in a very simple way?
  • Is there a substance that's given to a person which forces them to tell only the truth? What is the name of it
  • Is there a term called "Collindal particles"?
  • Is there a way to partially seperate H2o so that it remains a liquid after hydrolysis?
  • Is there a way to tell if you have genuine gold?
  • Is there a way to test for glycol in water without sending it into a lab?
  • Is there a website that has a ball and stick model of propylparaben?
  • is there a website where i could make models of elements and products of things?
  • is there an element which will show the presence of lead in drinking water?
  • is there an indicator for water?
  • is there any chemical reaction that has a net of 0 joules of heat released/absorbed?
  • is there any connection between the amt. of oxygen in a fuel and its heat of combustion?
  • Is there any format available to make a proposal for FTE - Full Time Equivalent?
  • Is there any material which is impossible to burn?
  • Is there any nutritional loss when milk is ultrapasteurized?
  • Is there any other things to mix to make "the works" chemical reaction?
  • Is there any substance that is more dense than the element Mercury (Hg)?
  • Is there any way to get mercury off of gold?
  • Is there any way to test for blood...?
  • is there gene-activated technology out there??
  • is there meterials/chemistry that can made colour change to enviroment?
  • is there really a balloon barometer ?


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