What is the IUPAC name for acetone? IUPAC Names: IUPAC names are the names of chemical compounds under the convention initiated by the International Union of Pure and Applied Chemistry (IUPAC). They ensure that every compound has a unique name. ...
or shortness of breath. The chemical is immediately dangerous at concentrations of 7.5 parts per million (ppm), and the current government permissible exposure limit for MDI is 0.02 ppm. When MDI comes into contact with skin, it can be very irritating and cause a rash. Chronic, long-term e...
A bottle of MoutaiLiquorwill cost of USD500, and some liquor cost USD1 only. So, there is big differences in prices. Liquor, like tea, has become a culture in China. The main component of liquor is alcohol, and its chemical name is ethanol. Ethanol entering the human body may produce ...
Isopropanol is also known as isopropyl alcohol. It is the simplest secondary alcohol and is one of the isomers of n-propanol. It is a kind of flammable liquid which is colorless with strong smell.
A drug is a chemical substance that produces a pharmacological effect when taken in by the biological system. There are seven different types of...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough ...
Propylene glycol is a colorless, nearly odorless, and tasteless thick liquid. It's used in many processed products because it helps them maintain their consistency, moisture, and texture. The chemical is usually made from petroleum, though some companies are now making it from plants like canola...
Aspirin, known commonly as the brand name Bayer Aspirin, is used for pain, fever and inflammation but is also commonly used in a low dose (81 mg) to protect the heart in patients who have had a heart attack or stroke. Acetaminophen is commonly used to treat these types of pain, althoug...
Isopropyl alcohol is a colourless compound. This chemical compound is flammable in nature and possesses a strong odour. The Hydroxyl group is connected to an isopropyl group. Isopropyl alcohol is the common name given to the compound propan-2-ol.
from carboxylic acids and (usually) alcohol. While carboxylic acid has the -COOH group, the hydrogen is replaced by a hydrocarbon in an ester. The chemical formula of an ester takes the form RCO2R′, where R is the hydrocarbon parts of the carboxylic acid, and R′ is the alcohol. ...
alcoholism酒;酒精中毒 4.cyberspace网络空间Questions:(1) What is Internet addiction?(2) How much time do Internet addicts spend online every week?(3) What did the missing student do?(4) Who do some researchers worry particularly about? Why?(5) How can people cure Internet addiction?19Most ...