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  1. partial charge on an ion pair?
  2. question about valence shell of s block elements and this wikipedia table
  3. How to create a gas/liquid solution with known concentration.
  4. What books in print or online, have a good authoritative or proper definition of formula unit ?
  5. question about sodium peroxide
  6. How Much Oxygen is in Water?
  7. Questions about scales. What scale do you recommend?
  8. #85
  9. is the term saturated solvent a contradiction in terms?
  10. Adding wood/peat ash to fibreglass resin to bulk it out into a paste
  11. Ferrous oxides.
  12. How do astronomers determine the composition of non-luminous celestial bodies, such as asteroids?
  13. Aluminum-Bromine battery
  14. How to prepare alanine
  15. The most poisonous biological substances known, from plants and microbes.
  16. Uncertainty of Measurement and Precision in Chemistry test
  17. Phosphine in Venus's atmosphere: evidence of life or chemistry?
  18. Solid-state Lithium-Sulfur battery
  19. Isopropyl Ethanol
  20. Fibreglass resin solvent
  21. Does hydrogen have a “radiant state” and a “steady state”?
  22. Is a 3D Periodic Table useful?
  23. Question about CO2 scrubbing with soda lime
  24. Should a heated stir-plate base get too hot to touch, when trying to boil water?
  25. Is it possible to generate electricity from a pH gradient?
  26. Displaceng a C8-C13 Hydrocarbon from a formulation
  27. Diffusion of gas from pond
  28. Is there an alternative to baking soda for cleaning battery acid on material?
  29. Electrochemistry of charging batteries
  30. Admiral Fitzroy’s Storm Glass
  31. Oil production in space for lubricant, plastics, and rubbers
  32. Fractional distilling + reflux results
  33. Does LLDPE tubing have the same chemical compatibility as LDPE?
  34. How does soap work?
  35. Removing nail polish without remover
  36. Waterproofing
  37. Displacement of potassium ion
  38. Properties of Matter
  39. Why do atoms of a feather flock together?
  40. Problems with my Mercury and Aluminum Reaction
  41. Multi-walled carbon nano (Mwcnt) polymer forming
  42. Household detergents
  43. Periodic Table of Elements Picture Book for Adult
  44. Silicone
  45. How Lithium was formed?
  46. Mpemba effect
  47. What is Molarity?
  48. temperature and acetic acid?
  49. Electrolysis help!!
  50. Something challenging for brilliant minds
  51. How do herbs give medicinal properties into herbal tea/infusions?
  52. Can we produce hydrogen with basalt?
  53. Help with project involving periodic table
  54. RSC referencing help please!
  55. Kd Distribution Question
  56. how to turn glass into a mirror
  57. How to make a transparent water based semi fluid?
  58. Quinolizidine alkaloids and water
  59. Need a solution to my dilution of a solution
  60. Looking for guidance.. newbie with no idea!
  61. Adding Paint colors to Rubber material products.
  62. Printed Dictionary for Periodic table of elements.
  63. Chemistry help with Nitrous Oxide
  64. How does the structure of ethane give it the properties described: colourless gas at room temperature with a low boiling point (-89)?
  65. How to workout the amount of moles present in this given question?
  66. How fast do nitrates propagate throughout a water column?
  67. White deposition (crystal) forming on painted metal surfaces.
  68. Photoswitchable supercapacitor
  69. Aluminum-Sodium eutectic mixture
  70. Chemistry experiments at home
  71. Does AMBER decay in oxygen?
  72. Sodium Carbonate
  73. What is capacitance
  74. Question
  75. benzoyl peroxide
  76. Charcoal reaction.
  77. Experiment Legality
  78. Metallurgy
  79. Please help me understand ions and isotopes
  80. How to calculate protons and electrons in NH3BF3?
  81. What is covalent bond?
  82. Si02 in an automotive wax
  83. Sodium-Sulfur battery will replace Li-ion?
  84. chemistry calculation help please
  85. which types of chemical reactions can take place in cholesterol
  86. pH value for planet earth.
  87. Atomic miniaturization
  88. Hydrogen Flammability and explosive reaction
  89. Colour Degradation
  90. Metal strength rating?
  91. Are all carbon composites produced from oil?
  92. What applications could biopolymer gel have?
  93. Fizzy strawberries.
  94. gas + gas = liquid
  95. DIY Electrochemical Cell Experiments
  96. Alkali metals and formation of bases....
  97. Polar and Nonpolar Molecules
  98. Understanding Diodes
  99. Finding the percentage unionised of a compound with 3 pKa
  100. discoloration of sample in high temperature solid state methods
  101. radioactively labeling items...using these to track moving objects
  102. Hydrochloric acid into calcium buildup tank ?
  103. Why we don't spontaneously combust! ;)
  104. Passive Soil-gas samplers (PSG samplers) activated carbon
  105. Coffee vapo inhaler?
  106. Atomic Crystal Structure
  107. What are some pyroelectric materials?
  108. Looking for a chemical with a specifc exothermic reaction.
  109. Boiling points
  110. Sodium Fluoride Indicator Drops
  111. can people just check a calculation for me because it seems a bit off
  112. Semi Permeable Membranes for Carbon Dioxide
  113. Carbon-Oxygen Dilemma
  114. Greenhouse Gases for Something Useful?
  115. Acidic Attractant?
  116. Alcohol-free beer and wine?
  117. Uncomfortable with Schrölinger's Equation.
  118. How can we retrieve CISD coefficients in Gaussian software?
  119. How close can one solid state object be to another solid state object?
  120. Black precipitate from silver nitrate titration
  121. Volumetric concentration from mass concentration
  122. What is calcium Nitrate used for in this method?
  123. How long would it take for a plastic fork to disintegrate in a landfill?
  124. How can I accelerate my laboratory practise?
  125. Effect of EDTA on commercial antibodies
  126. Please don't hate me too much for asking this very basic question
  127. Is it correct to say
  128. Microbiology: Osmolarity help!
  129. Detecting Cyanide with an ISE
  130. Periodic table MADE of elements?
  131. Ferrocyanide when HCl is added in basic conditions
  132. How can I improve my career in pharmaceutical industry?
  133. Addition of copper ii sulfate solution to ammonia
  134. Compounds formed by three atoms
  135. Pollution transforming concrete - Nanonews
  136. Graphite
  137. Opinion of chemists on origin of water
  138. functional groups
  139. Chemist in pharmaceutical industry?
  140. Oil and oiliness
  141. IUPAC naming
  142. This question is stuck in my head! I want it out!!!
  143. boiling points
  144. Fractional Distillation
  145. Polyethylene Glycol 300/400 conversion
  146. Name the following molecules using the IUPAC system:
  147. Michigan Banned Chemicals List?
  148. Mercury, charchoal and peat
  149. Batteries and electrolytes
  150. Why do non- ionic surfactants make bigger micelles
  151. What is the IUPAC name?
  152. Thinking about Major in BioChemistry
  153. Name a gas that smells similar to polish remover that can cause breathing difficulty, and mucous to form a thick sticky film?
  154. A little bit of help with diffusion rates PLEAASEE!
  155. Does toothpaste chemicals may be damage to our health?
  156. How does a single proton change gold into mercury?
  157. Biogas/Methane Generator Help
  158. Which chemicals do you use to enhance your muscles?
  159. Chemical reactions for freezing water multiple times
  160. Need help with CO2 electrolysis
  161. Super glue had a reaction on my fridge
  162. Absolute Zero Impossible?
  163. Need new catalyst for Hydrogel experiment
  164. PEG hydrogel for catheter coating
  165. Coca Cola and Milk - chemical reaction?
  166. Aragonite
  167. What determines the state of matter?
  168. Going from Ksp to M
  169. How to determine molecular structure of a compound from Mass Spectometry data?
  170. Organic Chemistry
  171. Finding the purity of reagent by mass of product
  172. Calculating weight of product
  173. New 'miracle' materials
  174. Balancing a redox equation
  175. Electrochemical Cell equations
  176. Oxyhydrogen Calorific Value
  177. Rydberg's Formula
  178. Changing Carbon Monoxide Into Oxygen
  179. Help splitting in ions
  180. Isopropanol on soap
  181. Are chemists pragmatists?
  182. Radioactivity
  183. Likelihood of alternative synthetic oil in the next few decades?
  184. Stuck for an answer to a kid's question.
  185. Dust Effect for Models
  186. What Exactly is This Company Proposing?
  187. What is created if you mix water (H2O) and ozone (O3)?
  188. Salted Water & Freezing
  189. Aluminum in alkaline environment ， Self-reactive， Solution
  190. High School Experiments with PFC Chemicals
  191. Weight of gold chloride
  192. Combining tastes in cooking.
  193. What is the most complex molecular structure you can think of
  194. How does bleach work?
  195. Fractionating process to obtain fractions with a boiling point between -160 C to +20 C ?
  196. I'm working on a project that involves recycling plastics. Can anyone help me by sharing some knowledge?
  197. addition of inert gas
  198. will hydrogen gas be on top in atmosphere?
  199. Minimizing exposure to chemical coatings used in tents
  200. How do you crush an atom?
  201. exsolution lamellae?
  202. Need help naming these substances (exam coming up)
  203. Hydrogen Poly sulfide or Sulfur?
  204. orbital energy level of he+
  205. A Question That Led Me Here!
  206. Problems Preparing phosphate buffer and cinnamic acid
  207. Order of basic strength
  208. Effects of electronegativity on the bonding on an ionic compound? AgBr
  209. Looking for sublimation materials at less than 300 degrees C
  210. Degradation of cellulose
  211. Innovation: Commercial flights, crashes, salt water, and satellites
  212. Why does more sugar dissolve in water than salt
  213. Can camphor used to breakdown the polystyrene ?
  214. How is Hydrogen Cyanide bonded?
  215. Nh2 + o ?
  216. Looking for a material
  217. Electrolysis
  218. Does Theoretical Chemistry allow the order of a reaction to be derived?
  219. Grignard Reaction
  220. Empirically figuring out atomic mass
  221. decrease in lattice energy and hydration energy means more positive or negative if to explain solubility of group 2 sulphate.
  222. CaO or MgO, which one are more soluble?
  223. What does ethanol evaporate into?
  224. Compound with less affinity for glycol then methane
  225. a comparison between an experimental pH and a calculated pH
  226. My new possible experiment idea to test to see if Oxygen would combine with gamma-Aminobutyric acid
  227. Graphene Oxide.
  228. Chromatography charges
  229. Noob questions about silver nitrate photosensitivity
  230. Dissociation vs ionization?
  231. How does the chemical reaction in Alkaline Batteries come about?
  232. Is there a compound in the Universe which is Oxygen Hydrogen Hydrogen Nitrogen OH2N?
  233. Stoichiometry Problem
  234. Preparing butanoic acid from 2-butanol.
  235. Carbonic acid.
  236. Van Der Waals Volume/Covolume
  237. addition of unsaturated hydrocarbons
  238. How do alcohols dehydrate?
  239. How can you stop a hydrochloric acid from being harmful? (6th grader level)
  240. Help! Using IUPAC's recommendations to name the following haloalkane.
  241. how does CuSO4.5H2O dehdrate?
  242. can we have negative pH values!!!!!!!!!!
  243. Electronegativity
  244. Modelling Question
  245. Do you know these three industrial manufacturing process of toluene
  246. mole equation help?
  247. preparation of sodium carbonate
  248. Weighing out metal ions from their hydrated salts.
  249. Cl
  250. Steam Bath Chemistry?