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OSWAAL PUBLICATION-Sample Paper 8-Exercise
- How does baking soda prepared in laboratory,write one use of it.
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- List two similarities between boron and silicon.
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- Given any one use of silicones
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- Define the terms: Mass percentage
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- Define the terms : Mole fraction.
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- How much copper can be obtained from 100 g of copper sulphate (CuSO4)?
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- Calculate number of protonx,neutrohns and electrons in "35^80Br
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- What do you understand by photoelectric effect?
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- State Aufbau principle.
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- Give the values for all quantum numbers for 2p electrons in nitrogen ...
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- State Dalton's law of partial presuures.
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- 200 ml of SO2 diffurse through a porous plug in 600 seconds.What volum...
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- What do you mean by isolated system ? Given an example also.
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- A swimming pool contains 1 x 10^6 L of water. How much energy in Joule...
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- Explain the enthalpy of hydration with suitable example.
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- Define entropy.Calculate entropy change for the following reversible p...
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- Write any two characteristics of physical equilibria.
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- At equilibrium the concentration of N2 =3.0×10 −3 M,O2 =4.2...
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- Define acids and bases by Lewis concept.Write one limitation of this c...
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- What do you mean by buffer solution.Give their types also.
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