How soon after a moisture contamination does a zinc containing amalgam alloy start expanding________________?

Related Mcqs:

What is the working time of amalgam?

A. One to two minutes B. Three to four minutes C. Five to six minutes D. Seven to eight minutes...

The percentage of copper in high copper alloy is______________?

A. 10-12% B. 0-6% C. 13-30% D. 20-30%...

Which is true regarding lathe cut silver alloy_______________?

A. Requires least amount of mercury B. Achieves lowest compressive strength at 1 hr. C. Has tensile strength both at 15 min & 7 days comparable to high copper unicompositional alloy D. Has low creep...

Which is not true about high copper amalgam alloys______________?

A. Low tensile and compressive strength B. Low Hg: Alloy ratio C. High tensile strength D. Low creep...

What is the recommended for condensation of dental amalgam ?

A. 35 pounds B. 3 pounds C. 15 lb D. 25 lb...