what is the name of the material used in making the plates
used for serving food in hotels?
How is arsenic produced?
Mention a few application of cod test in environmental engineering practice.
Why is ammonium hydroxide added to the brass solution?
What is the effect of the flashes of lightning during a thunderstorm ?
if this element X combines with another element Y whose electronic configuration is 2, 8, 7 what will be the formula of the compound thus formed? State how did you arrive at this formula
Why cooling is produced when a wet ?khus khus? screen is hung on the doors and windows ?
Does domestic/household used kerosene oil which is available in blue color (In India) can change its color over the due course of time say 8-10 years if keeping in plastic bottle? If so, in which color it will be turned to change, yellow or transparent or any other color. Please provide me the reply with strong technical approach. Since it has been asked during an interview. Please reply fast. I will be thankful to you if anyone can provide the supporting journals/write-ups/reference to favour of response.
What is pka of acid?
Explain the how to make Alloys?
Why is Davy Lamp called a Safety Lamp ?
what is the name of the material used in making the plates used for serving food in hotels?
Why is it more efficient for a labourer to raise bricks up to a brick layer by the use of a rope and pully than by carrying them up a ladder ?