What is a cell with positive Eocell
Negative Gibbs free energy change indicates the cell reaction is spontaneous and Eocell is positive.
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What is a body in equilibrium?
A body in equilibrium has zero resultant of all the external forces acting on it.
What happens when white light is passed from air to glass prism?
White light bends towards the normal when it passes from air to glass medium, that is, rarer to denser medium.
What are Zeolites chemically?
Zeolites are chemically aluminosilicates.
The wavelength of light that has a frequency of 1.20 — 1013s-1 is __________ m.
The wavelength of light that has a frequency of 1.20 × 1013 s-1 is ________ m. Given that Frequency of... View Article
The value of each latitude is followed by which of the following?
North or South
The unit torr is related to barometric height as
1 torr = 1 mm of Hg
The temperature and pressure of a reaction are indicated by:
The reaction conditions such as temperature, pressure, catalyst etc are indicated by writing them above or below the arrow.
The soils which are carried and deposited by river and wind are called
Answer: Transported soil As a result of the weathering process, soil is formed. The soil is a combination of humus... View Article
The molecular formula of acetone is:
The molecular formula of acetone is C3H6O.
The equilibrium constant for the reaction CaCO3(s) ⇌ CaO(s) + CO2(g) is______
Answer: The equilibrium constant for the reaction CaCO3(s) ⇌ CaO(s) + CO2 (g) is Kc= [CO2] The equilibrium reaction is... View Article
The empirical formula of a compound is CH2Cl. If the molecular mass of the compound is 99 g, what is the molecular formula of the compound?
Answer: The empirical formula provides the lowest whole number ratio of atoms existent in a compound. The relative number of... View Article
The compensation point of CO2 for C3 plants is__________
Answer: The compensation point of CO2 for C3 plants is 25-100 ppm. The compensation point for CO2 is the point where... View Article
The bacterial cell wall is formed of
The cell wall of bacteria is mainly composed of peptidoglycan. Peptidoglycan is a heteropolymer containing polysaccharide chains. These chains are... View Article
Select one of these gases which is most likely to behave like an ideal gas?
Helium behaves like an ideal gas at low pressure and high temperature.
Rohu, catla and hilsa are types of which of the following?
Fish
Pulses containing stones is an example of:
A heterogeneous mixture has a non-uniform composition.
Numerical value of Standard temperature is _______.
Standard temperature is 273 K.
Ionic product of water is
Ionic product of water has a constant value at a particular temperature.
In which reaction is nitric acid acting as an oxidising agent?
Answer: Nitric acid is a strong oxidizing agent whereby it undergoes a reduction in a number of ways. Hence, it... View Article
