Which element has chemical properties most similar to carbon (C)? A) lithium (Li)
B) silicon (Si)
C) titanium (Ti)
D) neon (Ne)

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