Which of the following are applicable for a thermochemical equation ? It tells `:`

1 Answer

Answer :

Which of the following are applicable for a thermochemical equation ? It tells `:` A. It tells ... the allotropic form (if any) of the reactants

Related questions

Description : The correct thermochemical equation is :

Last Answer : The correct thermochemical equation is : A. `C+O_(2)rarr CO_(2) , Delta H =-94` Kcal B. `C+O_(2)rarr CO_ ... 2)(g)rarr CO_(2)(g) , Delta H = +94` Kcal

Description : In which cell organelle do photo and thermochemical reactions occur in different sites ? -Do You Know?

Last Answer : answer:

Description : From the thermochemical reactions, C(graphite)`+1//2O_(2)rarr CO , Delta H = -110.5` KJ `CO+1//2O_(2)rarr CO_(2),Delta H=-283.2` KJ the heat of reacti

Last Answer : From the thermochemical reactions, C(graphite)`+1//2O_(2)rarr CO , Delta H = -110.5` KJ `CO+1//2O_(2)rarr CO_( ... 7` KJ C. `-172.7` KJ D. `+172.7` KJ

Description : Using the following thermochemical data. `C(S)+O_(2)(g)rarr CO_(2)(g), Delta H=94.0` Kcal `H_(2)(g)+1//2O_(2)(g)rarr H_(2)O(l), Delta H=-68.0` Kcal `C

Last Answer : Using the following thermochemical data. `C(S)+O_(2)(g)rarr CO_(2)(g), Delta H=94.0` Kcal `H_(2)(g)+1// ... .0` Kcal C. `-114.0` Kcal D. `+114.0` Kcal

Description : In which cell organelle do photo and thermochemical reactions occur in different sites?

Last Answer : Chloroplasts

Description : Which one of the following statements about PYROLYSIS, which is a process for solid waste treatment is incorrect? (1) It converts the waste into solid, liquid and gas of which the resultant ... high pressure at temperature above 430° C. (4) It is a thermochemical decomposition of organic waste

Last Answer : The process occurs at a temperature above 430°C at atmospheric pressure.

Description : What part of the chemical equation tells the number of atoms of each element?

Last Answer : That depends on the nature of the reaction. For a typicalreaction, it will be the subscript following the symbol of theelement multiplied by the coefficient. For example, in Na2SO4 therewill be 2 Na atoms, 1 S atom ... If the reaction was 2Na2SO4, there would be 4 Na atoms, 2 S atoms and 8 O atoms.

Description : Clapeyron equation is applicable for registration at (a) saturation point of vapour (b) saturation point of liquid (c) sublimation temperature (d) triple point.

Last Answer : Ans: a

Description : Fanning equation is given by (∆P/ρ) = 4f (L/D) (v 2 /2gc ). It is applicable to __________ region flow. (A) Transition (B) Laminar (C) Turbulent (D) Both (B) and (C)

Last Answer : (D) Both (B) and (C)

Description : Pick out the wrong statement pertaining to fluid flow. (A) The ratio of average velocity to the maximum velocity for turbulent flow of Newtonian fluid in circular pipes is 0.5 (B) The Newtonian ... at the centre of the pipe (C) Navier-Stokes equation is applicable to the analysis of viscous flows

Last Answer : (A) The ratio of average velocity to the maximum velocity for turbulent flow of Newtonian fluid in circular pipes is 0.5

Description : The energy equation, E + (p/ρ) + (V 2 /2g) + gZ = constant (E = internal energy/mass), is applicable to (A) Perfect gases only (B) Isothermal flow of gases (C) Adiabatic unsteady flow of gases (D) All compressible fluids

Last Answer : (D) All compressible fluids

Description : Bernoulli's equation is not applicable, when the flow is (A) Irrotational (B) Incompressible (C) Viscous (D) All (A), (B) & (C

Last Answer : (D) All (A), (B) & (C)

Description : The lens equation 1/f = 1/ + 1/ is applicable (A) When the thickness of the lens is small (B) Only to conjugate distances along the principal axis (C) The computed quantities are accurate enough for geometrical optics of simple distances (D) All the above

Last Answer : (D) All the above

Description : The three moments equation is applicable only when (A) The beam is prismatic (B) There is no settlement of supports (C) There is no discontinuity such as hinges within the span (D) The spans are equal

Last Answer : (C) There is no discontinuity such as hinges within the span

Description : Clausius-Clapeyron equation is applicable to __________ equilibrium processes. (A) Solid-vapor (B) Solid-liquid (C) Liquid-vapor (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Description : The equation DU = Tds - PdV is applicable to infinitesimal changes occuring in (A) An open system of constant composition (B) A closed system of constant composition (C) An open system with changes in composition (D) A closed system with changes in composition

Last Answer : (D) A closed system with changes in composition

Description : Pick out the wrong statement. (A) Enthalpies of all elements in their standard states are assumed to be zero (B) Combustion reactions are never endothermic in nature (C) Heat of reaction ... to the change in internal energy (D) Clausius-Clapeyron equation is not applicable to melting process

Last Answer : (D) Clausius-Clapeyron equation is not applicable to melting process