Respuesta :

Answer:

1 .  2.393e+ 9

2. ???

3. 3.25e-6

Explanation:

2393 kg = 2.393e+9 mg

43.23 g = 4.323 dam

0.325 cm = 3.25e-6 km

(Note: I'm not 100% that these are correct, but I hope this helps you tho. ^^)