A substance has a mass of 20 kg and volume of 40 m3. The specific grav – McqOptions

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1.	A substance has a mass of 20 kg and volume of 40 m3. The specific gravity of the substance is 0.80 kg/cm3. What is the reference density (Kg/m3)? a) 0.25
A.	0.50
B.	0.75
C.	1.00
Answer» B. 0.75

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