The reaction A + B → C has been conducted in a reactor as shown below. The numbers of balances (material) that can be made around the reactor are________________?

A. 1
B. 2
C. 3
D. 4

A. Weight
B. Number
C. Volume
D. Radius

A. Fusion point
B. Spalling resistance
C. Slag penetration resistance
D. Refractoriness under load (RUL)

A. Decreases with pressure rise
B. Is unity at all temperature
C. Is unity at Boyle’s temperature
D. Zero

A. Increases
B. Decreases
C. Remains unchanged
D. Approach zero at 0°C

A. 3
B. 100
C. 1000
D. None of these