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Given the following mass percent compositions, determine the empirical formula:
49.5% C; 5.2% H; 28.8% N; 16.5% O.
i wanted the glycol properties and its chemical reactions n preparation
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Six protons are found in the nucleus of : (1) Boron (2) Lithium (3) Carbon (4 )Helium Ans: Carbon
The energy that opposes dissolution of a solvent is: (1) Hydration energy (2) Lattice energy (3) Internal energy (4) Bond energy Ans: B
Explain the Preparation of Sodium Hydroxide I. PURPOSE OF THE EXPERIMENT The purpose of this laboratory activity is to prepare a NaOH solution, determine the concentration of
The maximum number of electrons in p -orbital with n= s, m=1 is: (1) 6 (2) 2 (3) 14 (4) 10 Ans: 2
Vulcanization: Vulcanization is very widely used in rubber technology to improve the properties such as low tensile strength, plastic nature, thickness etc. by adding some chemica
find two different substances and how they are produced. Once you have this information, look at their properties and how they are used, and explain how these properties affect th
details of adsorption chromatography
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