1.1 WHEN A FEW DROPS OF BARIUM CHLORIDE SOLUTION ARE ADDED TO DILUTE SODIUM SULPHATE SOLUTION , A WHITE PRECIPITATE FORMS. a) Write chemical equations to show the dissociation of barium chloride and sodium sulphate in aqueous solution. b) Name and give the formula of the white precipitate. 1.2 Diethyl ether (C2H5)20 vaporizes easily at room temperature if the vapour exerts a pressure of 250 mmHg in a flask at 28 degree celsuis , what is the density of the vapour? 1.3 How many electrons , protons and protons are there in carbon-13 , 13C 1.4 What is the trend in ionization energy when proceeding down a group in the periodic table . Rationalize this trend 1.5 If you dilute 30.0 mL of 2.50 M hydrochloric acid to 500 mL ,what is the molar concerntration of the dilute acid?
1.1 WHEN A FEW DROPS OF BARIUM CHLORIDE SOLUTION ARE ADDED TO DILUTE SODIUM SULPHATE SOLUTION , A WHITE PRECIPITATE FORMS. a) Write chemical equations to show the dissociation of barium chloride and sodium sulphate in aqueous solution. b) Name and give the formula of the white precipitate. 1.2 Diethyl ether (C2H5)20 vaporizes easily at room temperature if the vapour exerts a pressure of 250 mmHg in a flask at 28 degree celsuis , what is the density of the vapour? 1.3 How many electrons , protons and protons are there in carbon-13 , 13C 1.4 What is the trend in ionization energy when proceeding down a group in the periodic table . Rationalize this trend 1.5 If you dilute 30.0 mL of 2.50 M hydrochloric acid to 500 mL ,what is the molar concerntration of the dilute acid?
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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1.1 WHEN A FEW DROPS OF BARIUM CHLORIDE SOLUTION ARE ADDED TO DILUTE SODIUM SULPHATE SOLUTION , A WHITE PRECIPITATE FORMS.
a) Write chemical equations to show the dissociation of barium chloride and sodium sulphate in aqueous solution.
b) Name and give the formula of the white precipitate.
1.2 Diethyl ether (C2H5)20 vaporizes easily at room temperature if the vapour exerts a pressure of 250 mmHg in a flask at 28 degree celsuis , what is the density of the vapour?
1.3 How many electrons , protons and protons are there in carbon-13 , 13C
1.4 What is the trend in ionization energy when proceeding down a group in the periodic table . Rationalize this trend
1.5 If you dilute 30.0 mL of 2.50 M hydrochloric acid to 500 mL ,what is the molar concerntration of the dilute acid?
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