Multiple Choice
Which of the following should be the first thing you do upon entering a chemistry laboratory?
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4. BONUS: Lab Techniques and Procedures
Laboratory Materials
Multiple Choice
When polycarboxylate cement is mixed correctly in the laboratory, what should its appearance be?
A
Sticky and stringy
B
Grainy and dry
C
Powdery and opaque
D
Glossy and smooth
Verified step by step guidance1
Understand that the question is about the physical appearance of polycarboxylate cement when mixed correctly in the laboratory.
Recall that polycarboxylate cement is a type of dental cement known for its specific texture and finish after proper mixing.
Consider the typical characteristics of correctly mixed polycarboxylate cement: it should not be sticky, grainy, or powdery.
Recognize that the correct appearance is described as 'glossy and smooth,' indicating a well-mixed, homogeneous material.
Conclude that the correct answer is 'Glossy and smooth' because this reflects the ideal consistency and finish of the cement after proper mixing.
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