Question 3.15:Explain how rusting of iron is envisaged as setting up of an electrochemical cell.Answer In the process of corrosion, due to the presence of air and moisture, oxidation takes place at a particular spot of an object made of iron. That spot behaves as the anode. The reaction ...
46. Although iron and steel things are all around ___ do not know how they are formed into various forms.47. Ten years has passed, but I still remember very ___ the scene of our first meeting. (clear)48. The meeting room is full, so it is ___ d eat there. (possible)49. If...
Iron is the heaviest element formed in the cores of stars, according toJPL. Elements heavier than iron can only be created when high mass stars explode (supernovae). The Latin name for iron is ferrum, which is the source of its atomic symbol, Fe. ...
braid,plait,tress,twist- a hairdo formed by braiding or twisting the hair chignon- a roll of hair worn at the nape of the neck marcel- a hairdo characterized by deep regular waves that are made by a heated curling iron pageboy- a smooth hair style with the ends of the hair curled inwa...
How is iron regulated in the body?Iron.Iron is essential in the body as it is a vital element in oxygen transport to all body organs and tissues. It is also crucial as it helps in synthesizes of hormones, foods that are rich in iron include: ...
Being the solid melting method of being formed with device of the nuclear facility or pipe component, the aforementioned solid matter, the aqueous solution of the carbonic acid ion of density above 0.3M, it is heavy the aqueous solution of the carbonic acid ion, the method of making the ...
When 238U decomposes, 234Th and is produced. Explain diamagnetism and paramagnetism. How can the mixture of iron fillings and sulphur be separated? Describe how cyclotrons work. Why does transmutation occur? What is condensation polymerization? Give an example. ...
Like the chest, the back of a dress shirt is pretty simple to iron. Some shirts have pleats in the center or on the sides of the back. To iron the pleats, start by ironing the lower part of the folded fabric, then, starting from the top of the shirt, iron the crease formed by ...
Hematite (a silver metallic ore of iron) Labradorite (a variety of plagioclase feldspar with an iridescent luster) Malachite (a green banded mineral composed of copper carbonate) Moonstone (a variety of feldspar that displays adularescence) Nephrite (a variety of jade) Orthoclase (a white to pin...
S2). Two huge steps can be observed in the decomposition curves, one in the 300-400 °C range where ligands decompose or evolve to a residue mainly formed by oleates firmly attached to iron and intermediate iron carbonates and the other one around 750 °C to yield a residue ...