Chemistry The percentage of carbon in cost iron is : 6 to 8 0.5 to 1.5 0.01 to 0.25 3 to 5 6 to 8 0.5 to 1.5 0.01 to 0.25 3 to 5 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitric acid does not react with Copper Zinc Gold Iron Copper Zinc Gold Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the main nitrogenous waste in humans ? Urea Ammonia Uric Acid Ammonium Nitrate Urea Ammonia Uric Acid Ammonium Nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Peptization is a process of Precipitation of colloidal particles Dispersing precipitates into colloidal solution Purification of colloids Protection of colloidal solution Precipitation of colloidal particles Dispersing precipitates into colloidal solution Purification of colloids Protection of colloidal solution ANSWER DOWNLOAD EXAMIANS APP
Chemistry The minimum energy required for an effective collision is Threshold energy Activation energy Internal energy Free energy Threshold energy Activation energy Internal energy Free energy ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is usually a mixture of : Calcium silicate and calcium ferrate Calcium aluminate and calcium ferrate Lime stone and silicon dioxide Calcium silicate and calcium aluminate Calcium silicate and calcium ferrate Calcium aluminate and calcium ferrate Lime stone and silicon dioxide Calcium silicate and calcium aluminate ANSWER DOWNLOAD EXAMIANS APP