Chemistry Gold dissolves in Nitric acid Hydrochloric acid Acetic acid Aqua-regia Nitric acid Hydrochloric acid Acetic acid Aqua-regia ANSWER DOWNLOAD EXAMIANS APP
Chemistry Except mercury which is the other metal that is liquid at standard conditions for temperature and pressure Bromine Magnesium Lead Barium Bromine Magnesium Lead Barium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Percentage of carbon in steel ranges from 0.1 to 1.5 3.0 to 4.0 1.5 to 3.0 4.0 to 6.0 0.1 to 1.5 3.0 to 4.0 1.5 to 3.0 4.0 to 6.0 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful SO2 in the air Solar ultraviolet radiation Solar infrared radiation CO2 in the air SO2 in the air Solar ultraviolet radiation Solar infrared radiation CO2 in the air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is formed by strongly heating a mixture of Limestone and graphite Clay and graphite Limestone and clay Chalk and graphite Limestone and graphite Clay and graphite Limestone and clay Chalk and graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry When water itself combines chemically with some element or mineral it is called Hydration Oxidation Desilication Carbonation Hydration Oxidation Desilication Carbonation ANSWER DOWNLOAD EXAMIANS APP
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