Chemistry PH scale ranges from 8 – 14 0 – 7 0 – 14 None 8 – 14 0 – 7 0 – 14 None ANSWER DOWNLOAD EXAMIANS APP
Chemistry Petroleum is a mixture of Polymers Elements Hydrocarbons Salts Polymers Elements Hydrocarbons Salts ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of carbon in cost iron is : 0.5 to 1.5 3 to 5 6 to 8 0.01 to 0.25 0.5 to 1.5 3 to 5 6 to 8 0.01 to 0.25 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is used as a catalyst in the production of high octane fuels? HNO3 HCl HF H2SO4 HNO3 HCl HF H2SO4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water cycle refers to Constant movement of water from ocean to land and back to ocean once again Scientific management of water in areas excessively plagued with water-logging Water distribution in relatively dry areas An integrated attempt to recycle water in relatively arid regions Constant movement of water from ocean to land and back to ocean once again Scientific management of water in areas excessively plagued with water-logging Water distribution in relatively dry areas An integrated attempt to recycle water in relatively arid regions ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the element that is in the highest percentage in the composition of the earth ? Iron Oxygen Silicon Magnesium Iron Oxygen Silicon Magnesium ANSWER DOWNLOAD EXAMIANS APP