Закончите возможные уравнения реакций и назовите образовавшиеся соли: CaO+HCl
SO3+KOH
Al2O3+H2SO4
P2O5+NaOH
CO2+Ca(OH)2
CuO+HNO3
K2O+H3PO4
SO2+Ba(OH)2
N2O5+KOH
Fe2O3+HCl

Is laundry detergent an acid or a base?

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?

6) (a) calculate the absorbance of the solution if its concentration is 0.0278 m and its molar extinction coefficient is 35.9 l/(mol cm). the depth of the cell is 5 mm. (b) what is the %t? (7) calculate the absorbance of the solution if the transmitted light intensity is 70% of the initial light beam intensity