what is the significance of control of absorbance in UV?
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what are the types of chemical reactions?
what are transitional elements?
To make phosphorus tetraoxide from phosphorus why pure oxygen isn't taken and why mixture of oxygen and nitrogen is taken?
According to the definition of outer transition elements "Element having vacant or partially filled d- orbitals are outer transition", which element is not likely to be included in the outer transition elements????? a) Zn b) Hg c) Cd d) All of the above
why Nacl solution called as brine solution?
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what is meant if aluminium sulfate contains 30% basicity?
what are the persentage of carbon in mild steel.
composition of stainless steel
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why we have to use sulphuric acid and nitric acid in heavy metals test procedure
Why is maximum pH14. Why does it range from 0-14 only?
Which Formula Forms A Link Between The Thermodynamics And Electro Chemistry?
How many moles of sodium hydrogen phosphate can be prepared from 3 mol of sodium hydroxide and phosphoric acid?