1. Kelaskan haiwan-haiwan yang berikut berdasarkan ciri-ciri sepunya. kura-kura, buaya, belut, orang utan, dolfin, platipus, penguin, katak, itik, kodok.​

When the mercury level in a barometer decreases that atmospheric pressure has

How do limiting factors most affect population size? ostop population growthrestrict population growthincrease population sizeresult in positive impactso

Consider the reaction: 2al(s) + fe2o3(s) → al2o3(s) + 2fe(s) the δhf for fe2o3(s) = -824.3 kj/mole. the δhf for al2o3(s) = -1675.7 kj/mole. finish the equation. δhrxn = [(1)( kj/mole) + (2)( kj/mole)] - [(1)( kj/mole) + (2) ( kj/mole)]