hoda_corr2012

Dr. Hoda Abd El-Shafy Shilkamy

Lecturer - Lecturer of Physical Chemistry

Faculty of science

Address: Sohag University

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  • Courses 19
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Question 1

2023-04-17 16:31:25 | 0 | Analytical Chemistry
Question 1
Q1: What is the difference between Molarity and Molality? Read more

Problem 2

2023-04-17 16:30:25 | 0 | Analytical Chemistry
Problem 2
Q2 : With increase in temperature, which of these changes? a) molality b) fraction of solute present in water c) mole fraction d) weight fraction of solute Read more

◌ِProblem 1

2023-04-17 16:29:30 | 0 | Analytical Chemistry
◌ِProblem 1
Q1: Two solutions of a substance (non-electrolyte) are mixed in the following manner. 480 mL of 1.5 M first solution + 520 mL of 1.2 M second solution. What is the molarity of the final mixture? a) 1.20 M b) 1.50 M c) 1.344 M d) 2.70 M Read more