6.
Molecules that can diffuse easily across a membrane
include
Mark only one oval.
Sugars, like sucrose
Amino acids
Many polar molecules
g
Many nonpolar molecules
the cold front replaces the warmer air at the ground level changing the wind to be breezy and denser.there is also an immediate drop in the temperature.
Answer from: Quest
Both models are effective because they show the valence electrons, and these valence electrons indicate the reactivity of an element.
For the reaction shown, find the limiting reactant for each of the following initial amounts of reactants. 4al(s)+3o2(g)→2al2o3(s) a) 1 molal, 1 mol o2 b) 4 molal, 2.6 mol o2 c) 16 molal, 13 mol o2 d) 7.4 molal, 6.5 mol o2
Pastoral farming is best described as a. a method of raising livestock and moving herds b. an african method of agriculture c. a method of cultivating crops on poor soils d. a common method of desert farming select the best answer from the choices provided a b c d