What have humans been able to do that other species cannot?
1.return from extinction
2.experience exponential growth
3.reach biotic potential
4.increase the carrying capacity of their environment

Use the standard enthalpies of formation for the reactants and products to solve for the δhrxn for the following reaction. (the δhf of c2h4 is 52.26 kj/mol, co2 is -393.509 kj/mol, and h2o is -241.818 kj.) c2h4 (g) + 3o2(g) 2co2 (g) + 2h2o(g) δhrxn = the reaction is .

If the density of water is 1.0 g/cm3, which of these materials would float in water, based on their densities? check all that apply. aluminum cork iron lead wax

What substance has a mass of 9.5g and volume of 2.1cm^3