Chemistry The presence of ozone in the stratosphere is responsible for Higher rate of photosynthesis Increasing the average global temperature in recent years Checking the penetration of ultra-violet rays to the earth Supplying oxygen for people travelling in jets Higher rate of photosynthesis Increasing the average global temperature in recent years Checking the penetration of ultra-violet rays to the earth Supplying oxygen for people travelling in jets ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ferrous sulphate is used in water treatment as a/an Adsorbent Oxidizing agent Reducing agent Coagulant aid Adsorbent Oxidizing agent Reducing agent Coagulant aid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metals commonly used for electroplating are Nickel, Lead and Chromium Chromium, Copper and Nickel Gold, Sodium and Chromium Gold, Sodium and Potassium Nickel, Lead and Chromium Chromium, Copper and Nickel Gold, Sodium and Chromium Gold, Sodium and Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen in water is commonly found in the form of Nitric oxide Nitrate Nitrite Nitrous oxide Nitric oxide Nitrate Nitrite Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of moles of solute present in 1 kg of a solvent is called its normality molality molarity formality normality molality molarity formality ANSWER DOWNLOAD EXAMIANS APP
Chemistry What happens when a chemical bond is formed ? More energy is released than is absorbed Energy is neither released nor absorbed Energy is always absorbed Energy in always released More energy is released than is absorbed Energy is neither released nor absorbed Energy is always absorbed Energy in always released ANSWER DOWNLOAD EXAMIANS APP