Stoichiometry

Test piece for determination of RUL of a refractory is heated in a/an__________________?

Byadmin March 4, 2019August 24, 2021

Test piece for determination of RUL of a refractory is heated in a/an__________________?

A. Oxidising atmosphere
B. Reducing atmosphere
C. Electric furnace
D. Neutral atmosphere

Stoichiometry

Molar heat capacity of water in equilibrium with ice at constant pressure is_____________________?

Molar heat capacity of water in equilibrium with ice at constant pressure is_____________________?

A. 0
B. ∞
C. 1
D. None of these

Read More Molar heat capacity of water in equilibrium with ice at constant pressure is_____________________?
Stoichiometry

In the reaction, represented by Na2CO3 + HC1 → NaHO3 + NaCl, the equivalent weight of Na2CO3 is________________?

In the reaction, represented by Na2CO3 + HC1 → NaHO3 + NaCl, the equivalent weight of Na2CO3 is________________?

A. 53
B. 5.3
C. 106
D. 10.6

Read More In the reaction, represented by Na2CO3 + HC1 → NaHO3 + NaCl, the equivalent weight of Na2CO3 is________________?
Stoichiometry

A vapor that exists above its critical temperature is termed as a _____________ vapor?

A vapor that exists above its critical temperature is termed as a _____________ vapor?

A. Saturated
B. Unsaturated
C. Gaseous
D. Sub-cooled

Read More A vapor that exists above its critical temperature is termed as a _____________ vapor?
Stoichiometry

A reduction process is accompanied with increase in the_______________?

A reduction process is accompanied with increase in the_______________?

A. Number of electrons
B. Oxidation number
C. Both A. & B.
D. Neither A. nor B.

Read More A reduction process is accompanied with increase in the_______________?
Stoichiometry

Capacity of a refractory brick to withstand-sudden changes in temperature is denoted by the property called_________________?

Capacity of a refractory brick to withstand-sudden changes in temperature is denoted by the property called_________________?

A. Spalling resistance
B. Refractoriness
C. Refractoriness under load (RUL)
D. None of these

Read More Capacity of a refractory brick to withstand-sudden changes in temperature is denoted by the property called_________________?
Stoichiometry

A gas at 0°C is cooled at constant pressure until its volume becomes half the original volume. The temperature of the gas at this state will be_______________?

A gas at 0°C is cooled at constant pressure until its volume becomes half the original volume. The temperature of the gas at this state will be_______________?

A. -136.5°C
B. – 136.5°K
C. -273°C
D. 0°K

Read More A gas at 0°C is cooled at constant pressure until its volume becomes half the original volume. The temperature of the gas at this state will be_______________?

Similar Posts