A test for the presence of oxygen for organic compounds which contain the element carbon.
brown color
yes
[object Object]
because... allow me to research first hahaha
It is one of the soft magnetic material and it is also a ferrite. It has a square hysterisis loop.These have high permeability and high resistivity. They are used in switching circuits and in matrix storage and shift resisters of computers.Eg:Magnesium-Manganese ferrite(50%MgO+50%MnO)-Fe2O3)
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its very good for tui and hun to exrete so they can pass the test test test test test test test test test
its very good for tui and hun to exrete so they can pass the test test test test test test test test test
Test as a school test : Examen Test as something to test yourself : Test
this is a test
blood test, eye test, IQ test, drug test, driving/road test
test answer