estimation of elements, Chemistry

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Calculate q value of the reaction, Problem: Let us calculate Q value o...

Problem: Let us calculate Q value of the reaction 27 Al (d, α) 25 Mg Answer: Given that masses of 27 Al = 26.981541        2 H        = 2.014102 4 He = 4.

Explain acid-catalyzed, This is an acid-catalyzed addition to the double bo...

This is an acid-catalyzed addition to the double bond much like hydration, except that an alcohol rather than water is the nucleophile that reacts with the carbocation intermediate

Determine atom containing protons, The charge on the atom containing 17 p...

The charge on the atom containing 17 protons, 18 neutrons and 18 electrons is: (1) +1                    (2) -2      (3) -1                     (4)Zero Ans: -1

Bonds, How do i know which compounds i should put a roman numeral in

How do i know which compounds i should put a roman numeral in?

Analytical test of oxalic acid or polyprotic acid, Analytical test of Oxali...

Analytical test of Oxalic acid or Polyprotic acid (a) The aqueous solution turns blue litmus red. (b) The aqueous solution includes effervescences along with NaHCO 3 . (c

Explain electron affinity, Electron affinity : In a system of a neutral at...

Electron affinity : In a system of a neutral atom and an extra electron, when the additional electron is attracted from the infinity to the outer orbit of the neutral atom, the wo

Determine the percent of hydrozen in a tris buffer, A Tris buffer at pH 6.0...

A Tris buffer at pH 6.0 (here "Tris" is a nickname use for Tris hydroxymethyl amino methane). For the given pK A table is Tris a compound you would select for a buffer at pH 6.0?

The electronic configuration of gadolinium (atomic no. 64), The electronic ...

The electronic configuration of gadolinium (atomic no. 64) is: (1)  [Xe]4s 8 5d 9 6s 2                           (2) [Xe] 4s 1 5d 1 6s 2             (3) [Xe]4s 3 5d

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