How many molecules are in 83.2 g of chlorine gas (Cl2)? Group of answer choices
14.2 x 10^24 molecules
1.78 x 10^28 molecules
1.42 x 10^24 molecules
7.04 x 10^23 molecules

How do you lengthen a pattern piece? (family and consumer science, sewing)

If many scientists conduct the same or similar experiments, and all obtain similar results, a can be written, which is a generally agreed-upon statement that explains and predicts how a natural phenomenon works.

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