Exam (elaborations)
ABSA: 4th Class Part B - Comprehensive Exam 1 150 Questions with 100% Correct Answers | Verified | Latest Update|49 Pages
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Temporary hardness in feedwater is caused by: Select one: a. Magnesium sulphate b. Calcium carbonate c. Magnesium bicarbonate d. Sodium nitrate - ️️c What is the recommended boiler water pH for wet layup? Select one: a. 10 b. 12 c. 7.5 d. 7 - ️️a A photoelectric flame sc...
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