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Q. What are Changes in Matter?
Matter is able to undergo two fundamental kinds of changes. Changes that don't alter the composition of matter are called physical changes. State changes in that matter changes from one phase (or state) to another are common examples of physical changes. The temperatures at that the phase changes of boiling and melting take place are important physical properties of substances.
Explain the Components approach to the phase rule? The derivation of the phase rule in this section uses the concept of components. The number of components, C, is the minimum
NOBEL GASES With their closed-shell electron design the noble gas elements of group 18 were long regarded as chemically inert. However, in 1962 Bartlett pinpoint that the ioniza
Quantum numbers explain values of total conserved quantities in the dynamics of the quantum system. possibly the most peculiar part of quantum mechanics is the quantization of obs
Burgers vector in screw dislocation The Burgers vector, often signified by b, is a vector that shows the magnitude and direction of the lattice distortion of dislocation in a
NaOH + K2Cr2O7 ---> HCo + NaHCO3 ---> HCo + NaOH ---> CuSo4 + NaOH ---> CH3COOH + NaHCO3 ---> PbNO3 + KI --->
sodium 4-oxo-2-pentenoate
lanthanide element and their electronic configuration
sketch of a polarographic current potential curve
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Explain the Winnowing and Primary processing of wheat Winnowing: In this process, the impurities are separated on the principle that their density differs from that of the
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