## Solution of Chemistry paper (JEE 2016: Mains)

Question:1 At 300K and 1 atm 15 mL of a gaseous hydrocarbon requires 375 mL air containing 20% !!O_2!! by volume for complete combustion. »

Question:1 At 300K and 1 atm 15 mL of a gaseous hydrocarbon requires 375 mL air containing 20% !!O_2!! by volume for complete combustion. »

Question:1 If !! f(x)+2f(1/x)=3x, x!=0 !! and !!S= {x inR: f(x)= f(-x)};!!then !!S;!! (1) is an empty set »

Question 1: A student measures the time period of 100 oscillations of a simple pendulum four times. The data set is 90s, 91s, 95 s and »

Question !! A -> !! Products [:Zero order] !!B -> !! Products [:First order] For what initial concentration of !!A!! are the half lives of two reactions equal? [Both »

Question Two second after projection, a projectile is moving at !!30^0!! above the horizontal; after one more second it is moving horizontally. Then: a) Angle »

Question: A thin prism !!P_1!! of angle !!4^0!!, and made from a glass of refractive index !!1.54!!, is combined with another thin prism »

Question At what height from the earth does the acceleration due to gravity falls to !!1%!! that of the surface a) !!9R!! b) !!10R!! d) !!100R! »

Question When an electron of H-atom jumps from a higher to lower energy state, then: a) Its potential energy decreases b) Its kinetic energy increases c) »

Question Let !!a_1!! and !!a_2!! be their linear accelerations then: a) !!a_1 = a_2!! b) !!a_1 > a_2!! c) !!a_1 < »

Question: !!P!! and !!Q!! are two elements which forms !!P_2Q_3!! and !!PQ_2!!. If !!0.15!! mole of !!P_2Q_3!! weights !!15.9g! »