What is the best kind of cleaning agent to use for cleaning burned-on grease?

The correct answer is solvent cleaners.

Explanation:

There are numerous kinds of detergents, which may be applied to clean the surfaces, however, opting for the correct one relies upon the condition and the surface to be cleaned. In the case of grease-burn stains, one should impart the use of solvent cleaners, as they possess the tendency to associate with the surfactants without getting changed or the solvent itself. Such solvents may comprise chloroform, acetone, and ethanol. The majority of them are alcohol based and can be utilized each day at home.

the movement of aircraft through clouds can even cause lightning strikes. a single lightning event is a "flash", which is a complex, multi-stage explosively ejected.

explanation:

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atomic mass = 39

number of neutrons = 20

number of protons= 19

electronic configuration = 1s2 2s2 2p6 3s2 3p6 4s1

the number of electron in first shell = 2

number of electrons in n=3 shell = 8