The only metal that is anti-bacterial is?
...The only metal that is anti-bacterial is?
Iron
Sodium
Alluminium
Copper
Correct answer is D
Aluminium sulfate is a salt soluble in water and is mainly used as a coagulating agent in the purification of drinking water.
Copper demonstrated the greatest antimicrobial activity. The silver coatings demonstrated the second most antimicrobial surface.
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The figure above shows the electrolysis of molten sodium chloride. Z is the ...
Which of the following is likely to have the highest degree of hardness?...
Equal moles of ethyne and hydrogen iodide react to give ...
The molecular formula of a common organic laboratory anaesthetic is ...
Carbon (ll) oxide may be collected as shown above because it...
The mass of one mole of \((NH_{4})_{2}CO_{3}\) is [O=16.0, N=14.0, C=12.0, H=1.0]...
The brown fumes given off when trioxonitrate (V) acid is heated consist of ? ...