Where do convection currents occur? A.
In areas with the same temperature
B.
In areas with different air pressures
C.
In areas with the same altitude
D.
In areas with different cloud types

18. use the activity series to predict whether the following synthesis reaction will occur. write the chemical equations for the reaction if it's predicted to occur. (s) + o2(g) -> *note: it is possible.*

How many moles are in 43.9 l of oxygen

Some familiar products contain some of the same types of atoms. for instance, the chemical formula for baking soda is nahco 3. the chemical formula for liquid bleach is naclo, and the chemical formula for table salt is nacl. which choice best describes why these three products have some of the same types of atoms in common?