intro to chem\n(slide#8) explain what are hydrogen bonding is and provide and example\n(slide#9 - 10)…

Answer:

1. Slide #8: Hydrogen bonding is a special type of dipole - dipole interaction that occurs when a hydrogen atom is covalently bonded to a highly electronegative atom (such as nitrogen, oxygen, or fluorine). In a water molecule ($H_2O$), the oxygen is highly electronegative and the hydrogen atoms are slightly positive. The slightly positive hydrogen of one water molecule is attracted to the slightly negative oxygen of another water molecule, forming a hydrogen bond.
2. Slide #9 - 10: Water is formed through a chemical reaction where two hydrogen atoms ($H$) react with one oxygen atom ($O$) to form a water molecule ($H_2O$). The reaction is $2H_2+O_2\rightarrow2H_2O$. Adhesion is the attraction between different substances, for example, water sticking to the walls of a glass tube. Cohesion is the attraction between the same type of substances, like water molecules sticking to each other.
3. Slide #11: A chemical reaction is a process that leads to the transformation of one set of chemical substances to another. Bond energy is the energy required to break a chemical bond. For example, in the reaction $H_2 + Cl_2\rightarrow2HCl$, energy is required to break the $H - H$ and $Cl - Cl$ bonds and is released when the $H - Cl$ bonds are formed.
4. Slide #12: In a chemical equation, reactants are the starting substances and products are the substances formed. For example, in the equation $2H_2+O_2\rightarrow2H_2O$, $2H_2$ and $O_2$ are the reactants (on the left - hand side of the arrow) and $2H_2O$ is the product (on the right - hand side of the arrow).

Brief Explanations:

For each slide, key chemical concepts are explained with simple examples. Hydrogen bonding, water formation, adhesion - cohesion, chemical reactions, and reactants - products are fundamental chemistry topics. The explanations focus on the basic definitions and common examples for better understanding. Note that drawing pictures as required (coloring and labeling) would further enhance the understanding, for example, showing hydrogen bonds between water molecules, the structure of water in its formation, etc.