Chemicals/Questions
| Subject | Date Asked | Expert |
| jello biphospholipid layer | 10/10/2009 | Profile Closed |
| Q: I've been experiencing some difficulties in making a jello biphospholipid layer. I've noticed most ... A: and thanks for your question. We've never had any problems with Jello not setting; maybe it's the ... | ||
| Mixing stock solutions | 10/5/2009 | Profile Closed |
| Q: Recently, I had received a stock solution of 15% Glucose/1% Starch from a chemical company. The ... A: and thanks for your question. You are correct in your assumption, the abbreviation QS means ... | ||
| biphosphlipid layer | 10/4/2009 | Profile Closed |
| Q: I am making trying to make a biphospholipd membrane, you suggested me to use jello like layer right? ... A: and thanks for the follow-up Err as in "commit an error"; ... | ||
| biphosphlipid layer | 10/3/2009 | Profile Closed |
| Q: I am making trying to make a biphospholipd membrane, you suggested me to use jello like layer right? ... A: Salt-based flour dough should work ok as a modelling agent provided it's not in contact with ... | ||
| biphosphlipid layer | 10/3/2009 | Profile Closed |
| Q: I am making trying to make a biphospholipd membrane, you suggested me to use jello like layer right? ... A: The reason that you probably shouldn't go with the "liquidy" jello is primarily that you're relying ... | ||
| 3 layer liquid that won't mix | 10/1/2009 | Profile Closed |
| Q: you probably won't remember. I am trying to make a 3 layer liquid that can last for more than a ... A: There are two problems with the vinegar-salt idea; 1) Vinegar is mostly water, so in essence, all ... | ||
| 3 layer liquid that won't mix | 9/30/2009 | Profile Closed |
| Q: you probably won't remember. I am trying to make a 3 layer liquid that can last for more than a ... A: Firstly, it's not necessary for water to form salt crystals in order to dissolve. This will be ... | ||
| 3 layer liquid that won't mix | 9/30/2009 | Profile Closed |
| Q: you probably won't remember. I am trying to make a 3 layer liquid that can last for more than a ... A: and thank you for your question. I'm afraid your method at present won't work; I did try it myself ... | ||
| oil's densities | 9/27/2009 | Profile Closed |
| Q: I just want to ask is it possible to have a substance to dissolve in oil to make it so that its more ... A: and thanks for the follow-up. Firstly, it makes no difference if the solute is solid or liquid; the ... | ||
| oil's densities | 9/27/2009 | Profile Closed |
| Q: I just want to ask is it possible to have a substance to dissolve in oil to make it so that its more ... A: and thank you for your question. The basic answer is that it is not possible to change the density ... | ||
| Geiger counter | 6/13/2009 | Henry Boyter |
| Q: I am going to buy a geiger counter, and would like to knoe if the old yellow counters work withiut a ... A: Unfortunately, it will depend on the model. Unless you are looking at one that can be demonstrated ... | ||
| candlesticks and lead | 6/13/2009 | Henry Boyter |
| Q: This may seem like a silly question, but I'm curious and uncomfortable, and it seems like much of my ... A: Not to worry, a candle would never get that hot. More likely would be the candle could be ... | ||
| reaction | 6/9/2009 | Henry Boyter |
| Q: i had a shed built in my garden and each time i visit the place my inner ears feel swollen and full ... A: Thinking about your situation for a couple of days. Two things stuck out. You mention in your ... | ||
| Re: Random Noxious Fume Creation | 6/4/2009 | Henry Boyter |
| Q: Dr. Boyter, I apologize for not answering some of your other questions in my replies. I was not ... A: Many chemicals irritate the nose and not the skin. Start with black pepper. At this point, my only ... | ||
| Random Noxious Fume Creation? | 6/1/2009 | Henry Boyter |
| Q: I am grateful that you have made yourself available to help others. I hope that you can help me. My ... A: One other thing to keep in mind in that this bottle of detergent may have sat in a hot warehouse too ... | ||
| Random Noxious Fume Creation? | 5/31/2009 | Henry Boyter |
| Q: I am grateful that you have made yourself available to help others. I hope that you can help me. My ... A: Need some more info. You keep saying "odorless fumes" and "pick up the problem", but you never ... | ||
| Random Noxious Fume Creation? | 5/30/2009 | Henry Boyter |
| Q: I am grateful that you have made yourself available to help others. I hope that you can help me. My ... A: Tell me more about the "free and clear". Is that the brand name? Who is the manufacturer? What ... | ||
| Testing Water | 5/27/2009 | Henry Boyter |
| Q: I am a grade 11 chemistry student. For my assignment i must test the water qualities of two ... A: Sorry hit the wrong button. There are no easy tests that can be done n a high school lab. You ... | ||
| acid to deteriorate flesh of leaf | 3/19/2009 | Henry Boyter |
| Q: I purchase a gift item and re-sell it to gift shops. The item is a real leaf that has been treated ... A: It could be several things including sulfuric acid. ... | ||
| ISP project | 2/13/2009 | Angel Evangelista |
| Q: My name is Christine and i am doing a ISP project at my school.ISP stands for Independent Study ... A: I appreciate your consideration for this ISP project, but I am not the best expert to answer or ... | ||
| Hydrogen sulfide gas | 2/10/2009 | Angel Evangelista |
| Q: Angle: I am involved with water4gas.com. This site involves electrolyzing water to hydrogen and ... A: Unfortunately, I know very little of the particular chemical environment in your water4gas.com ... | ||
| Permanent ink | 2/3/2009 | Angel Evangelista |
| Q: Do you know of any commercially available solvent which removes permanent ink? I have a number of ... A: I certainly will not purport to be an expert at answering this question. I do not know of a ... | ||
| alcohol | 1/31/2009 | Angel Evangelista |
| Q: What chemicals does alcohol have?? A: The answer to your question is very broad, or in other words, your question isn't specific enough. ... | ||
| sulphuric acid and salt water | 1/28/2009 | Angel Evangelista |
| Q: my friend and I were discussing what would happen if battery acid (sulphuric acid) was accidentally ... A: Follow-Up Feb 9, 2009: My apologies if I may have offended you with my rudeness or presumptions, but ... | ||
| reactivity of fluorine | 1/28/2009 | Henry Boyter |
| Q: I'm writing a novel that involves a very scientific and complex magic system. Will pure fluorine ... A: Not reactive unless you add an electric spark. The reaction of F2 with water is actually a way to ... | ||
| dry etching question | 1/23/2009 | Angel Evangelista |
| Q: I am an undergraduate majoring in the engineering field. Recently, I stumbled upon a problem while ... A: I presume you mean carbon tetraflouride, CF4. Like many haloalkanes, this is a very stable almost ... | ||
| Paraxylene production and consumption | 1/15/2009 | Angel Evangelista |
| Q: Im a student of Tehran University,Iran. I really need some information about the worldwide amount of ... A: First, in response to the first sentence in your reply, one finds that even among great scientists ... | ||
| chemical change vs phase change | 1/11/2009 | Angel Evangelista |
| Q: we have a debater who posted the following in an ongoing AGW debate. "You have no idea the amount ... A: You mention "AGW debate"...are you implying the acronym for "Anthropogenic Global Warming". If so, ... | ||
| Biotransformation of Benzaldehyde | 1/10/2009 | Angel Evangelista |
| Q: Do you have much knowledge of this process for the production of PAC? I have read so much material ... A: Frankly, if you HAVE done extensive research and read substantial material on the subject of ... | ||
| science project | 1/7/2009 | Angel Evangelista |
| Q: I am doing a science project at school and i wanted to know what chemicals are in Pepsi, coca-cola, ... A: The "chemical" in all CARBONATED soft-drinks that causes the "fizz" is carbon dioxide gas bottled ... | ||
| potassium and sodium | 1/5/2009 | Angel Evangelista |
| Q: Sir what will happen when Pure Potassium and Pure Sodium are mixed? A: In an otherwise inert environment (no air, water, or other substances; that is, in a vacuum inside a ... | ||
| hello | 1/3/2009 | Angel Evangelista |
| Q: I'm a student of Tehran University,Iran. Im' doing a porject on Normal butanol.I really need some ... A: Frankly, if you don't have the resources to Google or Wiki it from your location, and your ... | ||
| Dreams ,who is responsible | 1/3/2009 | Angel Evangelista |
| Q: is any chemical is resposible for dreams , and if there any can we control that one A: Your question is in the wrong category. You need to ask a biochemist or pharmacologist, not a ... | ||
| Paraxylene production and consumption | 1/1/2009 | Angel Evangelista |
| Q: Im a student of Tehran University,Iran. I really need some information about the worldwide amount of ... A: Frankly, if you don't have the resources to Google or Wiki it from your location, and your ... | ||
| 3 types of organic compounds | 1/1/2009 | Angel Evangelista |
| Q: . i was wondering if you could help me today.. i need to explain how the three main types of organic ... A: What "three main types of organic compounds"? No one in their right mind would classify organic ... | ||
| chemical equation | 12/17/2008 | Henry Boyter |
| Q: What is the product result from Al2(OH)+HNO3? A: Al2(OH) is not a normal form of aluminum hydroxide. It should be Al(OH)3(s) + 3HNO3 = H2O(l) + ... | ||
| Meaning of the word "dissolve" | 12/8/2008 | Angel Evangelista |
| Q: To me "dissolve" means a solid dissolving in a liquid (like salt in water). But does it also mean ... A: (First of all, my sincerest apologies for a delayed reply. its been a tough week.) I first ... | ||
| safety concern | 12/4/2008 | Henry Boyter |
| Q: I am a teacher who recently did an experiment in a high school classroom. we placed a few small ... A: Yes, there is a big safety concern. Any reaction of this sort must be done in a hood or at least ... | ||
| Using chemicals in clinical trials | 12/2/2008 | Angel Evangelista |
| Q: based in the information I found on the web chemicals such as HU210, HU211, HU311, etc. were and ... A: I am not sure if I understand your question correctly. You are wondering if the chemicals HU210, ... | ||
| Corrosion | 11/20/2008 | Angel Evangelista |
| Q: Please imagine that we have a hoe or spade that some parts of it is under the wet soil. After a ... A: Erosion both above and below ground on the hoe is due to abrasion of the hoe against a surface or ... | ||
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Henry Boyter
Top Expert on this page
Expertise
No homework or other schoolwork! The question will be rejected. If you have not searched www.google.com, do so before posting. If you are a student, give your grade and course. Everyone, explain the purpose and context for the question.
Experience in the area
Chemistry (non-biochemistry), environmental science, occupational health and safety, environmental regulation and management, environmental engineering, and wastewater engineering. I'm the Director of Environmental, Health, and Safety and the Director of Research at the Institute of Textile Technology.
Experience
Chemistry (non-biochemistry), environmental science, occupational health and safety, environmental regulation and management, environmental engineering, and wastewater engineering. I'm the Director of Environmental, Health, and Safety and the Director of Research at the Institute of Textile Technology.
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