Chemistry is about combining different substances. Sometimes combining substances can cause a chemical reaction and bonding. This creates an entirely new substance called a compound. However, sometimes when there is no chemical reaction or bonding, it forms only a mixture. A mixture is made when two or more substances are …

If you have read the first and second part you may have understood that this is our third and final part. In this part we are going to discuss Monohybrid, dihybrid and trihybrid inheritance, Back cross and test cross and Probability in Mendelian inheritance, Chi-square test.  So let’s not waste …

Properties of water Most of the unique properties of water are ascribed to the H bond formed between polar water molecules. The two H atoms are angled at 105° in a water molecule (?).   1. Surface tension Surface tension results due to forces of attraction existing between the molecules …