How much O2 can be obtained from 90 kg of water ?

Related Mcqs:

1 BTU/lb.←°F is equivalent to ____________ kcal/kg.°C?

A. 1 B. 2.42 C. 1.987 D. 4.97...

In the reaction, Ca + 2H2O = Ca(OH)2 + H2; what volume (c.c.) of hydrogen at STP would be liberated, when 8 gm of calcium reacts with excess water ? (Atomic weight of calcium = 40) ?

A. 4480 B. 2240 C. 1120 D. 0.4...

Solutions having the same osmotic pressure are called _____________ solutions?

A. Dilute B. Ideal C. Isotonic D. Saturated...

Pick out the wrong unit conversion of heat transfer co-efficient?

A. 1 kcal/m2.hr.°C = 0.2048 BTU/ft2.hr. °F. = 1.163 W/m2.°K B. 1 kcal/m2.hr.°K = 1.163 W/m2.°C C. 1 W/m2.°C = 0.1761 BTU/ft2.hr.°F. D. 1 BTU/ft2.hr.°F = 4.88 kcal/m2.hr.°C = 20.44 kJ/m2.hr°C = 5.678 W/m2.°C...

Kopp’s rule is helpful in finding the__________________?

A. Heat capacities of solids B. Heat capacities of gases C. Molal heat capacities of gases D. Activation energy...