Concentration (W/V) of dry pepper (C. frutescens) Weight of dry pepper (C. frutescens) powder (grams) Volume of distilled water (litre)

0%

00.0

1.00

10%

100

1.00

25%

250

1.00

40%

400

1.00

50%

500

1.00

60%

600

1.00

Table 1: Preparation of aqueous solutions of pepper (C. frutescens) used in the study