What is a vertex? Question 3 options:

The geometric center of the curved sphere.

The radius of the curved sphere.

What effect does nuclear radiation have on atoms?

Why did southern business leaders want to increase the number of slaves

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