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Explain the problems of flooding and channeling in packed tower
Define the Elements of a galvanic cell? We will treat a galvanic cell as a system. The cell has two metal wires called terminals that pass through the system boundary. Within t
1)why hydroboration leads to anti-markovnikov addition of hydrogen whereas most electrophilic additions to alkenes result in Markovnikov addition. 2) draw the full mechanism and id
The electronic configuration of silver atom in ground state is: (1) [ Kr]3 d 10 4 s 1 (2) [Xe]4f 14 5d 10 6s 1 (3) [ Kr]4d 10 5 s
what can be understood from the law of multiple proportions?
Equation shows the combustion of methane. a. By analogy, write a similar chemical equation using ethane, C 2 H 6 . b. Show this equation with Lewis structures. Answer:
Which type of bond is formed between similar atoms: (1) Ionic (2) Covalent (3) Coordinate (4) Metallic Ans: Covalent
An e - has magnetic quantum number as 3, what is its principal quantum number: (1) 1 (2) 2 (3) 3 (4) 4 Ans: 4
Bohr's model can explain : (1) The spectrum of hydrogen atom only (2) Spectrum of atom or ion containing one electron only (3) The spectrum of hydrogen molecule (4
The four quantum numbers of the valence electron of potassium are : (1) 4, 1, 0 and 1/2 (2) 4, 0, 1 and 1/2 (3) 4, 0, 0 and +1/2 (4) 4, 1, 1 and 1/
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