a) Number of atoms found in 2.1 mol of N2 b) 1 mol of H2SO4 c) Scientific notation. *Write the scientific notation of the following 204.5 x 10^- 21/2 x 10^-25 Q2. Find the number of Magnesium ions in 5.2 g magnesium sulphate, MgSO4. Q3. Tylenol has a molecular formula of C8H9NO2. Find the percent composition of Tylenol. %C, % H, % N, and %0.

a) Number of atoms found in 2.1 mol of N2 b) 1 mol of H2SO4 c) Scientific notation. *Write the scientific notation of the following 204.5 x 10^- 21/2 x 10^-25 Q2. Find the number of Magnesium ions in 5.2 g magnesium sulphate, MgSO4. Q3. Tylenol has a molecular formula of C8H9NO2. Find the percent composition of Tylenol. %C, % H, % N, and %0.

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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