The average adult has a blood volume of about __________ liters.
The average adult has a blood volume of about __________ liters.
A. 4
B. 5
C. 6
D. 7
A. 4
B. 5
C. 6
D. 7
A. Zn(OH)2
B. ZNO2
C. Zn2(OH)3
D. ZnOH
A. Copper
B. Tin
C. Iron
D. None
The absorption of ink by blotting paper involves__________?
A. Viscosity of ink
B. Capillary action phenomenon
C. Diffusion of ink through the blotting
D. Siphon action
A. Length of an object
B. Time
C. Space
D. Velocity of light
A. Ears
B. Eyes
C. Lungs
D. Brain
Rate of evaporation of petrol is greater than that of water at room temperature because:
A. petrol molecules do not have any hydrogen bond
B. petrol is an organic compound
C. water molecules have small size
D. petrol molecules have greater size