Which of the following is an example of a population?
A.
all of the western diamondback rattlesnakes in Big Bend National Park
B.
all plants and animals in Grand Canyon National Park
C.
all leopard frogs in the world
D.
all of the trees in Yellowstone National Park

Smog is the term used to describe the combination of fog and smoke

Explain which group an element with the electron configuration 1s2 2s2 2p6 3s2 3p6 3d1 4s2 belongs to.

22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g