What type of double displacement reaction is this?
pH 7.2-7.6

Draw metallic bonding if two copper

What type of energy conversion occurs when you place your feet near the fire place and they become warm

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