QuestionAugust 26, 2025

Which of the following can be done to prevent ground glass joints from sticking? A Lubricate the ends before joining B Use a Teflon sleeve at the joints C Both of the above D None of the above

Which of the following can be done to prevent ground glass joints from sticking? A Lubricate the ends before joining B Use a Teflon sleeve at the joints C Both of the above D None of the above
Which of the following can be done to prevent ground glass joints from sticking? A Lubricate the ends before joining B Use a Teflon sleeve at the joints C Both of the above D None of the above

Solution
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Answer

C Both of the above Explanation 1. Evaluate Option A Lubricating the ends can prevent sticking by reducing friction between surfaces. 2. Evaluate Option B Using a Teflon sleeve provides a non-stick surface, preventing joints from sticking. 3. Combine Options Both methods are effective in preventing sticking.

Explanation

1. Evaluate Option A<br /> Lubricating the ends can prevent sticking by reducing friction between surfaces.<br />2. Evaluate Option B<br /> Using a Teflon sleeve provides a non-stick surface, preventing joints from sticking.<br />3. Combine Options<br /> Both methods are effective in preventing sticking.
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