Time management is very much important in IIT JAM. The eduncle test series for IIT JAM Mathematical Statistics helped me a lot in this portion. I am very thankful to the test series I bought from eduncle.
Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Priyanshu kumar
check this
https://doubtnut.com/question-answer-chemistry/an-intimate-mixture-of-fe2o3-and-al-is-used-in-solid-fuel-rocket-deltah-of-al2o3-and-fe2o3-are-399kc-11882500 check this video solution too
please ask dear if any doubt