Ethyl benzene is most commonly found in: coal tar, petroleum, ink, pesticides, and paint. Answer: You may be exposed to ethylbenzene from the use of:
* Gasoline * Tobbacco products * From its use as a solvent in: - pesticides
- carpet glues
- varnishes
- paints
Qatar has the highest per capita emission of CO2. Also from best to lowest: 1. United States 2. Europe 3. Russia 4. China 5. India
Chlorine is a highly reactive gas that is commonly used in household cleaning products and water treatment. It can react with organic materials to form harmful byproducts, so proper handling and ventilation are important to avoid health risks.
1st, this question isn't very clear. Are you looking for the total vapor pressure? The vapor pressure of the dissolved component? I'm pretty sure it's NaCl in water. I'm guessing that's a tie with Sugar in water. The highest vapour pressure is alcohol in water, followed by benzene in water...followed by water itself. Also, the kind of alcohol is important. (The order of alcohol or benzene depends on the kind of alcohol.) The best way to get a rough idea of the vapor pressure of a substance is to look at their boiling points....which is by definition when the vapor pressure of the liquid is equal to atmospheric pressure....that's why it bubbles.
Known info: mass Benzene = 94.4 ΔHfus = 9.8 kj/mol Specific Heat liquid = Cliq = 1.73 J/g Specific Heat Solid = Csolid = 1.51 J/g Temp Melting = 279.0 K 3 Steps A) q = (mass)(Cliq)(ΔT) for change in temp use (322- 279), you're going from the highest temp of 322 K to the point the benzene would melt at 279 K q = (94.4)(1.73)(43) q = 7022.416 convert to kj = 7.022 kj B) use q = (n)( ΔHfus) molar mass = 78.11 convert to moles => 94.4/78.11 = 1.21 q=(1.21)(9.8) q=11.8 kj C) q = (mass)(Csolid)(ΔT) for change in temp here you're going from the melting point to the low temp given. use (279-205) q = (94.4)(1.51)(74) q = 10548.256 convert to kj => 10.548 kj now add all 3 steps together. A + B + C = final answer (7.022 kj) + (11.8 kj) + (10.548 kj) = 29.4 kj
Well the Greeks have invented almost everything we have today. They created science and technology which have contributed to lots of necessities we own. They also made their own products. Like the wheel, art, poetry, architecture, and much, much more. Other countries have taken on their ideas and made other products off of their inventions.
Benzene is an organic chemical compound. Benzene is a colorless and flammable liquid with a sweet smell and a relatively high melting point. It is carcinogenic and its use as additive in gasoline is now limited, but it is an important industrial solvent and precursor in the production of drugs, plastics, synthetic rubber, and dyes.Outdoor air contains low levels of benzene from tobacco smoke, gas stations, motor vehicle exhaust, and industrial emissions. Indoor air generally contains levels of benzene higher than those in outdoor air. The benzene in indoor air comes from products that contain benzene such as glues, paints, furniture wax, and detergents. The air around hazardous waste sites or gas stations can contain higher levels of benzene than in other areas.Benzene leaks from underground storage tanks or from hazardous waste sites containing benzene can contaminate well water. People working in industries that make or use benzene may be exposed to the highest levels of it.A major source of benzene exposure is tobacco smoke.
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The critical point of benzene is the temperature of 562.0°C and pressure of 48.9 atm. At this point, benzene exists as a supercritical fluid, demonstrating properties of both a liquid and a gas. Physically, it marks the highest attainable state for benzene under specific conditions of temperature and pressure.
Qatar has the highest per capita emission of CO2. Also from best to lowest: 1. United States 2. Europe 3. Russia 4. China 5. India
Close to 100% when it is flooded!
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America has the highest, considering the amount of technology it has produced. Seeing as both Microsoft, and apple are American companys.
Gamma emission is best represented by the release of high-energy electromagnetic radiation from the nucleus of an atom. This type of radiation has the shortest wavelength and highest frequency in the electromagnetic spectrum, making it the most penetrating form of radiation. Gamma emission commonly occurs during radioactive decay processes.
The states with the highest percentage of people employed in this industry were North Carolina, Mississippi, Tennessee, and California.
No. The highest proof of alcohol that is safe for consumption is 190. To get any purer, one must add benzene -- a known carcinogen.
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