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Hard from of coal contains more carbon and less
hydro-carbons than the other from
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What is the bluish white precipitate formed after adding ammonia solution?
Why ph scale range is 14? Why it is not less or not greater than 14?
Arrange by acidic values : phenol, nitrotolouene and o-cresol?
What is molar conductivity?
What is edta?
describe the lewis dot structure of Mg2+?
hi i got i 20 from sacred heart university u.s.a.i got good tofel score and my gre is score is very poor.my university requirement is only tofel.i completed my b.pharmacy in 2009 so i got 1 year gap is their chances to reject visa?what i have to do i was very tensed.how to sought out my problem
Explain how buffer works?
Why be is not soluble in liquid ammonia?
How are ph and pka related?
What are hard waters?
What is the difference between fractionation and distillation?
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?
Why titration in which hcl and h2so4 is use?
what is the indicator used?