The water powder ratio of alginate is______________?
Correct answer: C. 40 ml of water to 15 gms of powder
- A. 100 ml of water to 60 gms of powder
- B. 40 ml of water to 40 gms of powder
- C. 40 ml of water to 15 gms of powder
- D. 15 ml of water to 40 gms of powder
Explanation
A common alginate proportion is approximately 40 mL of water for 15 g of powder. Excess water produces a weaker, slower-setting mix, while too little water makes it thick and difficult to manipulate.
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