Chemistry Which of the following is the best fuel in terms of energy released per gram of fuel? Hydrogen Butane Ethanol Methane Hydrogen Butane Ethanol Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful Solar infrared radiation SO2 in the air CO2 in the air Solar ultraviolet radiation Solar infrared radiation SO2 in the air CO2 in the air Solar ultraviolet radiation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium gas is filled in ballons because It is one of the constitutents of water Its atomic number is 2 It is lighter than air It is a noble gas It is one of the constitutents of water Its atomic number is 2 It is lighter than air It is a noble gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The names of the scientists, Newlands, Mendeleev, and Meyer are associated with the development of atomic structure discovery of elements periodic table of contents metallurgy atomic structure discovery of elements periodic table of contents metallurgy ANSWER DOWNLOAD EXAMIANS APP
Chemistry Zinc sulphide is commonly used as Herbicide Fungicide Deodorant Rodenticide Herbicide Fungicide Deodorant Rodenticide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Quartz is a crystalline form of Silica Alumina Glass Limestone Silica Alumina Glass Limestone ANSWER DOWNLOAD EXAMIANS APP