How do you calculate the mass of vitamin C in juice?

How do you calculate the mass of vitamin C in juice?

For standard solution Mass Ascorbic acid = Mole iodine × Volume of iodine × 176.12 = 0.00231 × 45 × 176.12 = 91.54 mg Initially, the amount of Ascorbic acid was taken for 100mg and therefore for total amount of ascorbic acid i.e. 250 mg the ratio stands out to be 2.5 (250/100).

How do you measure vitamin C in orange juice?

One way to determine the amount of vitamin C in juice is to use a redox titration. In a redox titration, one compound donates electrons to another compound. The compound losing electrons is oxidized and the compound gaining electrons is reduced.

How much vitamin C is in an 8 oz glass of orange juice?

Citrus Juices Eight ounces of fresh-squeezed orange juice has nearly 125 milligrams of vitamin C. Diluted frozen orange juice from concentrate has a little less — about 95 milligrams per 8-ounce glass. Raw white or pink grapefruit juice each provide more than 90 milligrams of the vitamin in an 8-ounce serving.

How do you measure vitamin C in fruit juice?

Take a small (known) amount – 50 mL for example – of the vitamin C solution and add five drops of starch indicator. To your mixture of vitamin C and starch indicator, add drops of iodine, carefully counting the drops, until the solution develops a blue-black colour that does not disappear on stirring.

Which orange juice has the most vitamin C project?

Minute Maid Original contained the most vitamin C. Bolthouse Farms came in second followed closely by Springfield High Pulp, Minute Maid Country Style, Fresh Navel Del Monte, Tropicana Concentrate, Fresh Navel Victor, Springfield No Pulp, and then came Tropicana Pure No Pulp.

What is vitamin C structure?

Vitamin C has the chemical formula C6H8O6 and a molecular mass of 176.14 grams per mol. Vitamin C is purely the L-enantiomer of ascorbate; the opposite D-enantiomer has no physiological significance. Both forms are mirror images of the same molecular structure.

Which fruit has the most vitamin C?

Fruits with the highest sources of vitamin C include:

• Cantaloupe.
• Citrus fruits and juices, such as orange and grapefruit.
• Kiwi fruit.
• Mango.
• Papaya.
• Pineapple.
• Strawberries, raspberries, blueberries, and cranberries.
• Watermelon.

What drink is high in vitamin C?

Orange juice is naturally high in vitamin C and other antioxidants. In one study, drinking orange juice after a high-fat, carb-rich meal reduced inflammation.

What happens if I drink orange juice everyday?

Orange juice is a favorite beverage high in antioxidants and micronutrients like vitamin C, folate, and potassium. Regular consumption has been associated with several health benefits, including improved heart health, decreased inflammation, and a reduced risk of kidney stones.

How much vitamin C should I take daily?

For adults, the recommended daily amount for vitamin C is 65 to 90 milligrams (mg) a day, and the upper limit is 2,000 mg a day. Although too much dietary vitamin C is unlikely to be harmful, megadoses of vitamin C supplements might cause: Diarrhea. Nausea.

How do you test if vitamin C is present?

Draw up some of the clear liquid into a pipette and then add it, one drop at a time, to a test tube containing a light blue solution of DCPIP. If the extract is acid the colour will change from blue to red. Continue to add more and see if the colour disappears altogether.

What brand of orange juice contain the most vitamin C?

Florida’s Natural Orange Juice: Sold in containers in the refrigerator aisle, this popular brand contains 120% of the RDA for vitamin C. Sunrise Valley Frozen Concentrate Orange Juice: Although this is a brand name, most concentrated orange juices are similar.

What else besides vitamin C is in orange juice?

Besides vitamin C, what else in orange juice explains how it helps fight a cold? A glass of OJ is also packing potassium . Potassium is found in cells, including those that fight infection.

Which juice has the most vitamin C?

Of the 17 samples analyzed, the one with the highest vitamin C content was an apple juice (840 mg/l), more than the orange juices (352-739 mg/l). The results for the pineapple and grape juices were 702 mg/l and between 30.2 and 261 mg/l for the soft drinks (orange, lemon and apple).

Which has more vitamin C, oranges or orange juice?

Oranges have the highest amount of vitamin C among citrus fruits. A medium whole orange contains around 70 milligrams of vitamin C. Orange juice is a concentrated source of vitamin C because it removes the rind and most of the pulp, which are not as high in the vitamin.