the dimensions of a room are 20m×8m×6m.When the density of air is 1.5kg/m3,find the mass of air in that room....class 7 standard please
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density = mass/ volume
density×volume= mass
1.5×20×8×6= mass
1440kg= mass
density×volume= mass
1.5×20×8×6= mass
1440kg= mass
Answered by
7
solution:
Volume of room= (20*8*6) cm^3
= 960 cm^3
Now, Density= Mass/volume
=> 1.5= mass/960
=> mass= 1440 kg
Hence, mass of Air is 1440 kg
_____________
#Amrit
Volume of room= (20*8*6) cm^3
= 960 cm^3
Now, Density= Mass/volume
=> 1.5= mass/960
=> mass= 1440 kg
Hence, mass of Air is 1440 kg
_____________
#Amrit
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