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Why the symbol of iron is Fe?...

Why the symbol of iron is Fe?

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The composition of a sample of Wustite is Fe_(0.93)O_(1.00) . What fraction of iron is present in the from of Fe^(2+) ion ?

Why rusting of iron is quicker in saline water than in ordinary water? Explain.

Haemoglobin was found to contain 0.335% iron (atomic weight of Fe=56). The molecular weight of haemoglobin is 1.67xx10^(4) . Find the number of iron atoms in haemoglobin.

Iron has body centred cubic cell with a cell edge of 286.5 pm. The density of iron is 7.87 g cm^(-3) . Use this information to calculate Avogadro's number. (Atomic mass of Fe = 56 mol^(-3) )

Iron has a body-centred cubic unit cell with a cell dimension of 286.65 pm. The density of iron is 7.874g*cm^(-3) . Use the information to calculate Avogadro's number. (At. Mass of Fe = 55.845 u).

Symbol of Arsenic is ______:

Out of haematite (Fe_(2)O_(3)) and iron pyrites (FeS_(2)) , which one is the ore of iron ?

In the extraction of iron, Fe_(2)O_(3) is reduced with -

What is the quantity of iron required to produced 5.6 L of hydrogen at STP by passing steam over p red not iron (Fe = 56)