The 2 trends that are commonly seen in modern concentration
chart , first it is increasing. Since the star of industrial revolution the
amount of co2 increases with time. The second trend is that the temperature
also increases because it is a green house gas which causes the global warming.
Answer:
Alkali metals are highly reactive elements that appear to be silver and they are found in group 1 of the periodic table. It consists of lithium (Li), sodium (Na), potassium (K), rubidium (Rb), cesium (Cs), and francium (Fr). As you go further down the group, the more reactive they are. Those elements all react to water and air, so they must be kept in oil to preserve their state.
PH = -log [H+]
pH = -log (1.0x10^-4) = -(-4) = 4 or A
I think it is going to be 3
Radiation, because heat travels in all directions Convection, and heat travels in all directions Conduction, and it also heat travels from hot to cold Radiation, because heat travels from cold to hot.
