5. Sodium azide rapidly decomposes according to the reaction 2 NaN3 (s) required to form 11.300 g of nitrogen gas? 2 Na (s) +3 N2(g). How many grams of NaN3 are (A) 1.09e+01 g (B) 1.99e+01 g (C) The correct answer is not shown. (D) 1.75e+01 g (E) 4.78e+01 g
5. Sodium azide rapidly decomposes according to the reaction 2 NaN3 (s) required to form 11.300 g of nitrogen gas? 2 Na (s) +3 N2(g). How many grams of NaN3 are (A) 1.09e+01 g (B) 1.99e+01 g (C) The correct answer is not shown. (D) 1.75e+01 g (E) 4.78e+01 g
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:4. Only two isotopes of element X occur naturally. Isotope 1:
50.1373 amu, abundance
52.1396 amu, abundance
82.40 %. Isotope 2:
17.60 %. Find the
atomic mass =
atomic mass
* file, atomic weight of element X.
хam,
(A) The correct answer is not shown.
enter
(В) 50.25 amu
near
ed on | (C) 50.98 amu
(D) 51.36 amu
(E) 50.49 amu
pugh-
5. Sodium azide rapidly decomposes according to the reaction
2 NaN3 (s)
e else
unce-
2 Na (s) +3 N2(g). How many grams of NaN3 are
required to form 11.300 g of nitrogen gas?
(A) 1.09e+01 g
(B) 1.99e+01 g
(C) The correct answer is not shown.
(D) 1.75e+01 g
(E) 4.78e+01 g
chat
egrity
nves-
ais as-
6.
Solutions of Na2CO3(aq) and AgNO3(aq) react
to
le+01 | form Ag2CO3(s) and NaNO3 (aq).
A solution containing
3.70 g Na2CO3 is mixed with a solution containing 5.00 g AgNO3.
How many grams of Na2CO3 are present after the reaction is
complete?
(A) 2.14e+00 g
(B) 1.08e+00 g
(C) 2.39e+00 g
(D) The correct answer is not shown.
(E) 4.80e+00 g
7. Determine the oxidation number for Mn in KMNO4.
atomic
(A) The correct answer is not shown.
(В) +5
(C) +3
(D) +1
(E) +7
0020 oamnlo of imnun mnrnonin m hudrnvido ia diggolvod
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