halimamberwa4002 halimamberwa4002

17-09-2020
Chemistry

contestada

Convert 1000.0 mm/s to km/hr. (1 km= 1000 m, 1 m = 1000 mm, 1 hr = 3600 S )

Respuesta :

kk5996282 kk5996282

18-09-2020

Answer:

Explanation:

1 km =1000 m

1km=1000000 mm then

1mm=1/1000000=1*10^-6

1 hour =3600 sec

1 sec=1/3600=2.8*10^-4 hr

now

1000.0 km/hr=1000.0*1*10^-6/2.8*10^-4=3.571 mm/s

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