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What metals combine with non-metals, the metal atom tends to: (1) Lose electrons (2) Gain electrons (3) Remain electrically neutral (4)
write the different units of hardness with their relationship
Q. Describe the Half -Life property of radioactive decay? Ans. The decay of a nucleus is a random event. It is impossible to predict which nucleus will decay and when.
uses of DDT, Saccharin, BHC and Chloramine
In ion estimation why we have to change the oxidation state of the Fe+3 ion. Ans) Because if iron is in +3 oxidation state it will be morestable then we get preferable product. s
what is it?
K c is the equilibrium constants when the concentrations are expressed in moles/litre K c = Product of concentrate ions of products / product of concentrate ions of reactants
why is NH4CL ADDED BEFOR NH4OH
A flash separator "flashes" (abrupt increase in temperature and pressure) a liquid stream containing multiple species. Not all of the liquid vaporizes, but the vapor that does form
Q. Place these types of light in order from largest to smallest wavelength. Blue light, x-rays, gamma rays, microwaves, green light? Largest wavelength microwaves green l
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