60.What is/are the purpose/s of heating sodium carbonate in 270°C for one hour before using it in the standardization of hydrochloric acid? 1. To remove carbon dioxide that is generated during the neutralization reaction II. To remove moisture III. To convert sodium barbonate to sodium bicarbonate a. I, II and III c. I only b. II only d. II and III 61. The process by which the exact concentration of a solution is determined: a. Dissolution c. Standardization d. Titration b. Neutralization 62. The function of Quality Control include the following, except: a. Planning C. Analytical control d. Inspection control b. Auditing
60.What is/are the purpose/s of heating sodium carbonate in 270°C for one hour before using it in the standardization of hydrochloric acid? 1. To remove carbon dioxide that is generated during the neutralization reaction II. To remove moisture III. To convert sodium barbonate to sodium bicarbonate a. I, II and III c. I only b. II only d. II and III 61. The process by which the exact concentration of a solution is determined: a. Dissolution c. Standardization d. Titration b. Neutralization 62. The function of Quality Control include the following, except: a. Planning C. Analytical control d. Inspection control b. Auditing
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter14: Chemical Equilibrium
Section: Chapter Questions
Problem 14.97QE: According to the Resource Conservation and Recovery Act (RCRA), waste material is classified as...
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