How is temporary hardness be removed?
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Why do woolen clothes keep us warm in winter ?
29 Answers Century Textile and Industries, DCM, Vardhman,
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
What is the difference between iron and steel ?
why PH scale range is 14? why it is not less or not greater than 14? solution of HCl or hydrogen containing liquid has a PH. but if the solution is KMnO4 here not hydrogen power does it PH? explain plz....
how much tds is ok for drinking water
1 Answers IGCAR, SG Phyto Pharma,
which metal is found abundantly in the earths crust??
Why would we all suffocate, if all the green plants were killed ?
SET Examination Previous Questions
What is glacial acetic acid?
which gas is used in preaparation of bit salt
What is Sublimation ?
Cholesterol is a compound suspected of causing hardening of the arteries. The formula of cholesterol is C27H46O. a. A sample of cholesterol is isolated from the arterial lining of a 60-year-old American male. What is the formula of this compound? b. Cholesterol is extracted from a chicken’s egg. What is the formula of this compound?