https://padlet.com/yhoalibethduran/pmr08x1yluzc en-us 2018-04-11 12:41:09 UTC 2025-11-18 21:56:06 UTC hello@padlet.com yhoalibethduran https://padlet.com/yhoalibethduran/pmr08x1yluzc/wish/250674612 2018-04-11 12:43:18 UTC https://padlet.com/yhoalibethduran/pmr08x1yluzc/wish/250674612 yhoalibethduran https://padlet.com/yhoalibethduran/pmr08x1yluzc/wish/250680266 Pure substances are defined as substances that are made of only one type of atom or molecule. The purity of a substance is the measure of the extent to which a given substance is pure. ]]> 2018-04-11 12:56:03 UTC https://padlet.com/yhoalibethduran/pmr08x1yluzc/wish/250680266 yhoalibethduran https://padlet.com/yhoalibethduran/pmr08x1yluzc/wish/250688827 a substance made by mixing other substances together ]]> 2018-04-11 13:12:54 UTC https://padlet.com/yhoalibethduran/pmr08x1yluzc/wish/250688827 yhoalibethduran https://padlet.com/yhoalibethduran/pmr08x1yluzc/wish/250695700 a part or aspect of something abstract, especially one that is essential or characteristic.]]> 2018-04-11 13:24:45 UTC https://padlet.com/yhoalibethduran/pmr08x1yluzc/wish/250695700 yhoalibethduran https://padlet.com/yhoalibethduran/pmr08x1yluzc/wish/251530182 a thing that is composed of two or more separate elements; a mixture.]]> 2018-04-13 13:08:35 UTC https://padlet.com/yhoalibethduran/pmr08x1yluzc/wish/251530182