Chemistry What is the element required for solar energy conversion ? Tantalum Ultra pure carbon Beryllium Silicon Tantalum Ultra pure carbon Beryllium Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry In drinking water supply, which of the following treatments is not involved Disinfection Softening Sedimentation Coagulation Disinfection Softening Sedimentation Coagulation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The components of water can be separated by Both A and B They can not be separated Chemical methods Physical methods Both A and B They can not be separated Chemical methods Physical methods ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is found in chlorophyll ? Mg2+ Ca2+ Fe2+ A l3+ Mg2+ Ca2+ Fe2+ A l3+ ANSWER DOWNLOAD EXAMIANS APP
Chemistry The water pollution in river is measured by the dissolved amount of Nitrogen Chlorine Ozone Oxygen Nitrogen Chlorine Ozone Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Stainless steel is an alloy of Carbon and iron Chromium, carbon and iron Chromium and carbon Chromium and iron Carbon and iron Chromium, carbon and iron Chromium and carbon Chromium and iron ANSWER DOWNLOAD EXAMIANS APP
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