Names:

1)   Express 53 435 g as kilograms, kg.
 
 
  

                                                                                                                            kg
 

2)   Express 135 400 Joules (J) as kilojoules (kJ)
 
 

                                                                                                                             kJ

3)   Express 2.5 x 10^-8 cm as nanometers (nm).
 

                                                                                                                              nm