ACT NO. 7: Assay of Sodium Bicarbonate, RM

Question 1

This method is important in checking for purity of sodium bicarbonate that are synthesized.

Answer 1

Assay of NaHCO3

Question 2

Other name of NaHCO3 and non-toxic

Answer 2

Baking Soda

Question 3

A white solid that is crystalline but often appears as a fine powder.

Slightly alkaline (bitter) taste.

Answer 3

NaHCO3

Question 4

NaHCO3 pH (of freshly prepared 0.1 molar aqueous solution):

Answer 4

8.3 at 77°F

Question 5

NaHCO3 pH (of saturated solution):

Answer 5

8-9

Question 6

NaHCO3 is used to relieve heartburn, acid indigestion by neutralizing excess stomach ______.

Answer 6

acid

Question 7

NaHCO3 treats the symptoms of stomach or ?

Answer 7

duodenal ulcers

Question 8

NaHCO3 make the blood and urine more ________ in certain conditions.

Answer 8

alkaline

Question 9

Treatment of metabolic acidosis associated with conditions such as severe renal disease and circulatory insufficiency due to shock.

Answer 9

NaHCO3

Question 10

NaHCO3 is excipient in?

Answer 10

effervescent preparations

Question 11

Ingredient in non-fluoride toothpastes

Answer 11

NaHCO3

Question 12

➤ leavening agent in food.

➤ pH regulator

➤ used in tarnish-removing cleansers

➤ used in dry, chemical-based fire extinguishers

➤ purifier and catalyst in complex polymer and plastics

Answer 12

NaHCO3

Question 13

➤ Mouthwash
➤Teeth whitener
➤Deodorant
➤Fridge odor neutralizer
➤Air freshener
➤Whitening agent for laundry
➤Kitchen cleaner
➤Carpet stain remover
➤Silverware polisher

Answer 13

household uses of NaHCO3