Appearance: 

- Sodium bicarbonate is a white solid that is crystalline,  hygroscopic powder. It can dissolve rapidly in water.

- Sodium bicarbonate with common names in life is baking soda is used to make food crackly, porous. In addition, it is also used as a baking powder in making cake.

- Because when exposed to high temperatures or interact with the acidic substance, baking soda will automatically release CO_2, so it is often used in cooking, making many cakes such as cookies, muffin, biscuits ...,  and soft drinks, added to tomato sauce or lemonade to reduce acidity or add in bean soaked water or at cooking time will reduce the processing time, beans are delicious and prevent bloating caused by eating beans. Baking soda is also very effective when used to prepare casseroles or tendons, animal  muscles similar to cooking beans, which is due to the acidity of the carbon dioxide when released has absorbed and softened types of food.

-Used to foam and increasing pH in effervescent tablet.

- In medicine, baking soda is also called salt drugs, used to neutralize acid, cure stomachache or detoxify acid. Using as mouthwash 

-Using directly: rub on the teeth to remove plaque and whitening tooth. NaHCO₃ also help reduce the amount of oil on the skin, oily skin is the main cause of acne prone skin. Baking soda is also very effective when used to prepare