Surface-active + “ant” equals surfactant. Soaps are made of natural ingredients such as vegetable oils (coconut, palm, pine) or animal fat-derived acids (lipids). In contrast, detergents are synthetic, man-made derivatives. While soap is limited in its applications, detergents can be ...
“Let's assume that the value of X equals ten.” With the Number line stick26in place he can then use window stick10and push ten cubes to ‘ten’ and he can then use window stick7and slide over seven cubes to indicate minus 7 and he can then use window stick4and push back four ...