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According to Lewis theory, a base……

A reaction is shown below                     2A + 3B →  Products   Experiment     Initial [A]     Initial [B]    Initial Rate (M.s -1)            1     0.10 M     0.30 M       7.20 X 10 -5            2     0.10 M     0.60 M       1.44 X 10 -4 What is the reaction order for reactant B?  Hint: rate of reaction = K [A]m X [B]n ; K is a constant

What is the Kb of a weak base if a 0.250 M solution has a pH of 11.59?

Which of the following compound is incorrectly identified as to type of compound it is?          Substance        Type of compound    A KOH Strong base B HClO 4 Strong acid C HNO 2 Weak acid D NH 3 Insoluble base (in water) E H 2SO 3 Weak acid

From a consideration of the Lewis structure (see the attached file below), what are the formal charges? Question 68.docx        N   C   O   (A)  -1   0   0  (B)  -1  +1   -1  (C)  0  0  0  (D)   0  0   -1  (E)   -2  0   +1

The rate constant for the first-order decomposition of N2O is 3.40 s-1. What is the half-life of the decomposition? ** Don’t forget the units. round to the third decimal place [BLANK-1]

Which answer has 4 significant figures?

The sum of 26.83 + 2.7120 + 7.15 + 138.12 + 150.2619 expressed to the proper number of significant figures is:

Consider the following pairs of liquids. Which numbered response contains all the pairs that are miscible and non that are immiscible? I. Benzene (C6H6) and hexane (C6H14) II. Water (H2O) and methanol (CH3OH) III. Water (H2O) and hexane (C6H14)

Determine the rate law and the value of k for the following reaction using the data provided NO2(g) + O3(g) àNO3(g) + O2(g)                [NO2](M)                         [O3] (M)                           Initial Rate (M-1s-1)                   0.10                                    0.33                                    1.42                   0.10                                    0.66                                    2.84                   0.25                                    0.66                                    7.10