Can anyone answer this questions please.......do hurry....
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Cosmic1000a:
which one
three of them please
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Copper is used to make hot water tanks and not steel this is because the iron (in steel) is more reactive than then copper also it react with hot steam to produce ferrosoferric oxide. Due to which the body of tank will become weaker and weaker. While copper does not react with hot water.
2nd one
no
three of them please.....
let me try
ok
3rd (a) Magnesium
3rf is magnesium
I am sorry i don't know the 1st one
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