Because the citric acid or ascorbic acid in lemons keep fresh cut fruits from browning from the air they are exposed to, also known as oxidizing. Limes have the same effect. There is a commercial product called fruitfresh which can be used for a substitute. See the related link for more information. This can also be used on apples, avacadoes, potato salads and any other salad that brown due to contact with air.
Citric Acid in present Lemon Juice is a very simple reducing agent. When fruit goes brown it is being oxidised (reacting with the air) and the the lemon juice counter acts this oxidising process and thereby keeping the fruit looking fresh and stops it going brown
There are a couple of reasons why lemon juice stops apples from browning. This lemon juice is said to ward off decomposing bacteria.
Because the citric acid acts as a preservative
Lemon juice acts to prevent the browning of fruit because it forms a layer of acid so the oxygen can't reach the fruit. This is true especially for apples.
the urine in the lemon juice keeps the apple ripe
Yes, you can substitute reconstituted lemon juice for fresh lemon juice.
No you cannot. Lemon juice is used to achieve a specific ph in the finished product to avoid spoilage. The lemon juice should be bottled not squeezed fresh as bottled juice has a specific ph level, fresh fruit varies in its ph level by brand and ripeness of lemon.
They will not stay fresh as long and they will have a slightly different taste to them.
Lemon Juice
The substitution for 1 fresh squeezed lemon using lemon juice concentration is 1 TBS.
a lemonade is a frut juice because it has a lemon on it and a lemon is a fruit.
No, lemon juice is squeezed fruit juice, lemon soda is a carbonated beverage usually with artificial lemon flavor.
To a large degree, it is the ascorbic acid (vitamin C). This is the main ingredient in products such as fruit fresh. To a lesser degree, citric acid.
yes you use lemon juice to clean pennies because of the acid in the lemon juice hi with pie
Salt turns blue when added to lemon juice because it has iodine inside it. When lemon juice is added to iodine, it changes colour.
keep it in the frige
Lime juice!