In order to be a pure substance, the substance must contain only one type of element or compound. For example, gold only contains gold elements. If there is another substance present, then it is considered a mixture. The following are examples of pure substance: Water: Water is considered ...
What are common methods to achieve purity in a substance? Common methods include filtering, distilling, or chemically treating the substance to remove all impurities. 8 What are the health implications of consuming non-pure substances? Consuming non-pure substances can lead to health risks if they...
/ 5grAnjUlE(r); `^rAnjElL/ adj 1 like, containing or consisting of small hard pieces 似粒状的; 含颗粒的; 小粒的: a granular substance 粒状物质. 2 rough to the touch or in appearance 表面粗糙的: a granular surface, texture, etc 粗糙的表面、 质地等. granulate / 5grAnjUleIt; `^rAn...