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Alum is a chemical (aluminum potassium sulphate) it tends to be whitish powder with various uses.
Q. Describe Subatomic Particles and the Nuclear Atom? One of the most significant results of Dalton's theory was that it generally persuaded scientists that atoms exist. As a r
Hi I need ur help Thank you CuCo3+2HCl=CuCl2+CO3+H2O What mass of cucl2 with react completely with 20 cm3 of 2000 mol cm3 of HCl? Calculate the % yield if 8.5g of chloride was pro
Which of the following has the least energy: (1) 2p (2) 3p (3) 2s (4) 4d Ans: 2s
Q. a. What is the origin of fossil fuels? b. List three fossil fuels. c. Are fossil fuels a renewable resource? Answer: a. Coal, natural gas and oil. b. Fossil fue
Definitions A Br ø nsted base a proton acceptor, and Br ø nsted acid is a proton donor. In this definition an acid-base reaction accepts protolysis:
i need help filling in this equation __Na+__O2= __ Na2o
I have to prepare an assignment on Kohlrausch''s law .So what topics should I include under this topic for an effective assignment ??????
Which has highest second ionisation energy? Electronic config of Na(+) is noble gas config. . so its very difficult to remove an electron so it will have very high 2nd ionisati
redox reaction of ethanal,caustic soda&copper hydroxide
what is castner kellner process
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