7.8g/cm³怎么换算成kg/(
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7.8g/cm³怎么换算成kg/(
7.8g/cm³怎么换算成kg/(
7.8g/cm³怎么换算成kg/(
7.8g/cm³
=(7.8/1000)kg/[(1/100)m]³
=7800kg/m³
7.8g/cm³
=(7.8/1000)kg/cm³
=0.0078kg/cm³
7.8g/cm³=7.8×1000kg/m³=7800kg/m³
g/cm3=10负3次方kg/M3
等价于7.8*0.001kg/()
0.001dm3
0.000001m3
7.8g=0.0078kg, 1cm³=0.000001m³,所以7.8g/cm³=0.0078kg/0.000001m³=7800kg/m³
7.8kg/dm³