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Which statement best describes the attraction present in metallic bonding?
A. the attraction between nuclei and electrons
B. the attraction between positive ions and electrons
C. the attraction between positive ions and negative ions
D. the attraction between protons and electrons
Draw a structural formula of an alkene or alkenes (if more than one) that undergo acid-catalyzed hydration and without rearrangement give 1-methylcyclohexanol as the MAJOR product.
the rate constant for the second order -reaction is NOBr(g)------>NO(g)+1/2Br2(g) is 48 L/mol*min at a certian temperture. How long will it take for 90.0% of a .0200M solution of NOBr to decompose
Carbon's 2s and 2p orbitals are hybridized, resulting in three hybrid sp2 orbitals and one (non-hybridized) pz orbital. Each new orbital has one lone electron assigned to it.
For the cell reaction Cu(s) + 2Fe3+ ----> 2Fe2+ + Cu2+ Ecell=0.33V What is the value of the equilibrium constant at 25C for the cell reaction
What is the value of Kc for the reaction 2A(g) + 3B(g) 2C(g) + D(g) if at equilibrium [A] = 0.60 M, [B] = 0.30 M, [C] = 0.10 M and [D] = 0.50 M? A) 0.088 B) 0.51 C) 2.4 D) 0.15
When aluminum reacts with concentrated hydrochloric acid, hydrogen gas evolves. The hydrogen is collected by displacement of water at 22ºC at a total pressure of 750 torr.
The temp rises to 17.9 degrees celsius. Neglecting heat capacity of container, what is the specific heat of the metal? The specific heat of H2O(l) is 4.18 J/(g*degree Celsius)
Liquid HCN is unstable with respect to trimer formation. What would be the structure of this trimer
What mass of this substance must evaporate in order to freeze 230 of water initially at 24? (The heat of fusion of water is 334 the specific heat of water is 4.18 .)
What is the percent ionization of ammonia at this concentration. Express the percentage numerically to three significant figures
A mixture intially contains A, B,C in the following concentrations: A= .700 B= .850 C=.400. the following reaction occurs and an equilibrium is established.
By Solving this problem student understand about isotopic abundance and how to calculate atomic weight (average atomic mass) of an element -
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