Coffee stains can best be removed by?
...Coffee stains can best be removed by?
Kerosine
turpentine
a solution of borax in water
ammonia solution
Correct answer is C
Borax solution refers to sodium borax in water. it is used for cleaning purposes. borax is mildly alkaline and can help break down acidic stains, such as those from coffee
The hydroxyl ion concentrated, (OH-), in a solution of sodium hydroxide of pH 10.0 is?...
Iron is often galvanized in order to ...
What is the atomic number of Dysprosium? ...
Which of the following halogens is solid at room temperature? ...
What is the chemical symbol for Francium? ...
Which of the compounds will leave a metal residue when heated? ...
Ethyne is passed through a hot tube containing organo-nickel catalyst to produce ...