Chemistry Questions and Answers

  • Mass of sand?
  • Mass of water?
  • Mass percent of nitrate in a solid mixture?
  • Mass percent question?
  • Mass percent?
  • Mass Percents of H2O2 help please...?
  • Mass required - 10 points for explanation?
  • Mass required - 10 points for explanation?
  • Mass spectrometry?
  • Massive Chemistry home-work help needed!!!!! Urgent!?
  • Math & Science Questopms?
  • Math for physics and chemistry?
  • MATTER?,... or. ENERGY?
  • Maximum mass?
  • Maybe a chemist can get this boiler contamination problem?
  • Measurements?
  • Mechanism for Sythesis of Tetraphenylcyclopentadienone?
  • Mechanism of alpha chloro ester to an epoxide?
  • Medical classification of these..below!?
  • Melamine? Anyone checking our food?
  • Melting point of Steel? Temperature of burning Jet Fuel?
  • Melting point?
  • Melting points?
  • Mercury extraction?
  • Metal anodes?
  • Metal ion/ soap question?
  • Metals ..why stainless steel was produced & uses?
  • Metals and nonmetals form what type of solids that will dissolve in water?
  • Metals.why brass was produced????
  • Methane diffusion through air?
  • Methane gas diffuses through air because the molecules are?
  • Methane Question/Heat Formation Question HELP?
  • Methanol, CH3OH, can be made by combining gaseous carbon monoxide and hydrogen gas.?
  • Methanol, CH3OH, can be made by combining gaseous carbon monoxide and hydrogen gas.?
  • Methods of analysing penicillin?
  • Mg (s) + CH3COOH (aq) = ____?
  • Mg+HCL=? and CH3COOH+Mg=?
  • Microscale Chemistry refers to ______ chemicals being used?
  • Microscale preparation of triphenyl carbinol using the grignard reaction?
  • Microscope lenses should be cleaned with?
  • Microspheres?
  • Mililiters to grams?
  • Milk protein fibre / soya fibre - anybody?
  • Minimization of the Gibbs function using Lagrangian multipliers?
  • Minimization of the Gibbs function using Lagrangian multipliers?
  • Minimum energy (in J) needed to ionize a hydrogen atom?
  • Miniscale synthesis and purification of aspirin?
  • Mixture problem?
  • Mixtures whose particles are smaller than those in heterogeneous mixtures and larger than those in solutions?
  • Mol Question PLZ!?
  • Molar concentration?
  • Molar concentration?
  • Molar Enthalpy Change?
  • Molar heat capacity?
  • Molar Heat of Combustion?
  • Molar Mass from Freezing Point Depression?
  • Molar mass of a certain molarity?
  • Molar mass of polystyrene?
  • Molar solubility. I want to check my answer.?
  • Molar solubility?
  • Molarity 2??
  • Molarity and dilution calculations!!!!?
  • Molarity Equation?
  • Molarity from solutions?
  • Molarity of Carbon tetrachloride?
  • Molarity of HCl solution if a 20 mL sample of HCl is titrated with 8 mL of 6.0 M NaOH?
  • Molarity of NaOH?
  • Molarity problem?
  • Molarity question?
  • Molarity.?
  • Molarity??
  • Mole Fraction of 3.21 g NaOH in 0.752 L H2O?
  • Mole fraction?
  • Mole Problems?
  • Mole Qestion. Help Please?
  • Mole question?
  • Mole questions. PLEASE HELP ty?
  • MOLE...Ideas for a mole project plz?
  • Molecular bonds and dipole moments?
  • Molecular formula problem?
  • Molecular formula?
  • Molecular formula?
  • Molecular formula?
  • Molecular formula?
  • Molecular Formula?
  • Molecular geometries of covalent molecules: Lewis structures and VSEPR theory?
  • Molecular mass of a hydrocarbon?
  • Molecular Structure of Diacetyl?
  • Molecular weight, acid titration?
  • Molecular, complete ionic, and net ionic equations?
  • Molecules is expected to rotat the plane of plane polarised light?
  • Molecules of hydrogen escape from earth but molecules of oxygen and nitrogen are hheld to the surface. Why?
  • Molecules, Atoms Mass stoichiometry Help!?
  • Molecules??!!?
  • Moles and Mass!!!?
  • Moles and Mass, Determine the number of grams in each of the quantities below.?
  • Moles and Mass, Determine the number of moles in each of the quanties below.?
  • MOLES are hurting me!!?
  • Moles are the amount of a substance that contains as many atoms, molecules, ions, or other elementary?
  • Moles formed?
  • Moles of base neutralized?
  • Moles??
  • Mols and Mass!!!?
  • Mononitration of 3-bromochlorobenzene?
  • Monoprotic acid question, please help!?
  • MOre answers asap plz?
  • More chem help?
  • More chem help?! what has these properties? There's choices! (but please don't just take a random guess)
  • More help Please.?
  • More help with Chemistry?
  • More help with water and pH, also ionization of water, etc.?
  • More on plastics.. Polypropylene (PP) vs Polyethylene Terephthalate (PET)?
  • Most community water supplies have 0.5 ppm of chlorine added for purification.(see question inside)?
  • Most soluble?
  • Motion question?
  • Moving away from nucleus,the successive permitted orbits are futher apart in distance but closer in energy?
  • Multiple choice question?
  • Multiple choice?
  • Multiple Choice? Fermentation a)involves citric acid cycle b)involves use of oxygen c) can produce lactic acid
  • My chemical problem?
  • My Chemistry summer exam!!! AAAhhh!!?
  • My daughter is having a problem with chemistry. Does anyone know an easy way to do chemistry?
  • My daughter's doubt....................?
  • My Friend want to do MSC in chemistry with distance education and want that study center should be in NCR.?
  • My teacher never taught us how to do conversions so well...?
  • N2 would be a very poor choice for use in a dry box with which of the following substances?
  • Na2CO3 (aq) + 2HCl (l) -> 2NaCl (aq) + CO2 (g) + H2O (l) state symbols correct?
  • Na2S2O+HCL------>NaCl+SO2+S+H2O?
  • Nacl + hcl ----- wat rxn?
  • NaCl 0.9% 170ml + NaCl 23.4% 80ml -- What's the new concentration?
  • NaHCO3+HCL=NaCl+H2O+CO2.If 1.042g sodium carbonate completely react with excess HCl, what's theoretical yield?
  • Name 2 sources of sample contamination.?
  • Name 3 acids used in hospitals and give one medical use for each.?
  • Name 3 bases used in hospitals and give one medical use for each?
  • Name all the aldehydes and ketones that have the formula C5H10O.?
  • Name eight resources where users can learn more about computers and learning types available over the internet
  • Name of airplanes fuel?
  • Name of C7H8Cl ?
  • Name Of Shapes for different Molecules - Chemistry?
  • Name of some chemichal?
  • Name of the following compound!!?
  • Name the contents of indigo?
  • Name the element denoted by the letter 'B' and it's atomic number is 5.?
  • Name the following compound NH4NO2?
  • Name the next three higher homologs of ethane.?
  • Name the nuclear radiations that can be easily stopped by skin or clothes?
  • Name these compounds?
  • Name this acid?
  • Name this compound PB(SO4)2?
  • Name this compound, CrSO4?
  • Name two procedures used to seperate precipitates from supernatant liquid.?
  • Nameof factories produce propyiane glycol in china?
  • Naming acids?
  • Naming Carbon Chain reactions?
  • Naming Carbon Chains?
  • Naming Carbon Chains?
  • Naming Compounds CH3CH=CHCH2CH3 & CH2(OH)CH2CH(OH)CH3?
  • Naming coordination compounds?
  • NaNO3 (s) = Na(+charge) + NO3(- charge)?
  • NaOCl + fermented organic matter or sewage ----->?
  • Naturallyoccuring Neon has the folowing isotopic composition..Calculate atomic weight of neon in U...?
  • Necking polyethylene?
  • Need a brainy person to help me!! lol?
  • Need a little help?
  • Need an image for a catalyst analogy?
  • Need chem help please?
  • Need chem help?
  • Need Chem help?
  • Need Chemistry Red-OX equation help!?
  • Need help answering a question about mixed solutions?
  • Need help asap! If 5g of sodium chloride is dissolved in 250mL of solution, what is the molarity?
  • Need help for Chemistry: Finding the pH?
  • Need help of a chemist badly!!!?
  • Need help on acids!?
  • Need help on Chemistry Question!!!?
  • Need help on Mass and Mole?
  • Need help please!!!!?
  • Need help solving!!!!?
  • Need help understanding a chemical reaction/equation?
  • Need help with a chemistry question.?
  • Need help with a few questions about a chemical equation?
  • Need help with a questions about distilled or 'island' water?
  • Need help with Acids/Bases/Neutral?
  • Need help with another science question?
  • Need help with balancing equations?
  • Need help with balancing this nuclear equation.?
  • Need help with chem problem!!!?
  • NEED HELP WITH CHEM.please?
  • Need help with chemistry... Anybody?
  • Need help with chemistry?
  • Need help with delta H neut?
  • Need help with ideal gases law problems?
  • Need help with Molality/Molarity Problems!!!?
  • Need help with pH and Hydrolysis?
  • Need help with science question about the periodic table?
  • Need Help with some solubility rules...?
  • Need Help with standard EMF and equilibrium constants?
  • Need help with these EASY chemistry questions???
  • Need help with these plz!!!! Need them before 11:55 pm CT.. Plz?
  • Need help with these SIMPLE electron config questions.??


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