The Tencent App Store for Android (see #1 on the list) is the newest alternative, Chinese-made Android app store. 1  GoMarket / GoAPK grew out of its riotously popular BBS, where users share free and pirated apps. 2  N-Duo Market / Nduoa had been graced in the past with backing from Shanda, but that has fizzled out.
Alpha hydroxy is a familiar name to those seeking youthful skin; it is one in a long line of wonder ingredients in cosmetics and skin care products. It is an entire family of acids that can be derived from fruit, milk or sugar. The most widely used in skin care is glycolic acid (made from sugar) and lactic acid (made from milk).
Ethene, C2H4, is an example of an unsaturated hydrocarbon. Other examples of unsaturated compounds are benzene, C6H6, and acetic acid, C2H4O2. All bond angles about the carbon-carbon double bond are 120o. All atoms bonded to the double bonded carbon atoms lie in the same plane.he general formula of an alkene is CnH2n. An alkyne is a hydrocarbon containing triple bonds. The general formula of an alkyne is CnH2n-2. The term saturated is used to refer to a compound in which all carbon-carbon bonds are single bonds and every carbon atom is connected to a different atom.