Answer:
The methods commonly used to prepare emulsions can be divided into two categories
A) Dry gum method
B) Wet gum method
Answer:
1. H2O is a covalent bond, NaCl is an ionic bond
2. H2O uses hydrogen bonding (H-bonds), NaCl does not
3. H2O is liquid at room temperature. NaCl is solid.
Explanation:
Each shell can contain only a fixed number of electrons: The first shell can hold up to two electrons, the second shell can hold up to eight (2 + 6) electrons, the third shell can hold up to 18 (2 + 6 + 10) and so on. Some points will be nice