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:1. Suppose calcium nitrate, Ca(NO,), is dissolved in water.
(a) Complete this chemical equation for the dissolution of calcium nitrate, Ca(NO,), in water. Then draw a
particle diagram to represent this situation. Note: Calcium nitrate is a strong electrolyte.
Ca(NO,), (s) →
(b) e paper were chaiged to sonisthing moreonpolar than the sobdtd
I briefly eplain your reasoaing (-15
(b) In the box, Draw a particle representation to show the hydration process of the calcium ions while in
solution. (i.e., a calcium ion surrounded by water molecules):
usi your b on
Substance &
Subs
(c) Calculate the molarity when 5.20 g of Ca(NO,), is dissolved in enough water to make a 240. mL solution.
5.20g
Imol
= 0.0317mol
l04,0889
mee philic d why?
Wol)
(d) For the scenario in part (c), calculate the molar concentration of nitrate ions, aka [NO, J.
ter molecule misht srongly inect with i
(e) Suppose the solution in part (c) were added to 45.0 mL of a 0.200 M solution of calcium nitrate. What is
the molar concentration of this new mixture?
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