<span>Stratosphere. ...Mesosphere. ...Thermosphere. ...Ionosphere. ...<span>Exosphere.</span></span>
Strongest reducing agents are in Group 1 . For example lithium. The strongest oxidising agents are in Group 7 , For example Fluorine.
The correct answer is E. 50 grams
The solubility of Ammonium Chloride has an increasing trend as the temperature increases. Experiments show that the solubility at 323K is approximately 50.4 grams per 100 grams o water thus this value is close to choice D, 50 grams
Lead is a pure substance
paint is a mixture substance