The mass of KCl solid(AR grade) to prepare a 1000 ppm K solution in a 500 mL volumetric flask

Question

The mass of KCl solid (AR grade) to prepare a 1000ppm K solution in a 500mL volumetric flask

Answer 1

1000 ppm = 1000 mg / L = 1 g / L

500 ml = 0.500 L

1 g / L x 0.500 L = 0.500 g