is added to dental amalgam alloy powder to supress oxidation * O a) Sn O b) Zn c) Cr O d) Mercury

Q: How many of cach etom are in the reactants? · How many of cach atom are in the products? A auminum &…

A: Required : Number of Aluminum and Bromine in the given reaction.

Q: Explain the behaviour of the iron sheet in atomic terms, with reference to the arrangement of the…

A: The behavior of an iron sheet can be explained in atomic terms by considering the arrangement of…

Q: In this sample we are heating a hydrate: Mass of crucible and cover   12.73g 2. Mass of crucible,…

A: Total mass of hydrated sample is given and total mass of anhydrous sample is also given. Hence we…

Q: What is the difference between an intensive and an extensive state of matter?

A:

Q: 214Po84 --> __________  +  4He2

A: Reaction :         214Po84= 210Pb82+4He2

Q: Referring only to a periodic table, give the ionic charge expected for each of these representative…

A: This question can be easily solved by applying the basic concept of periodic table and modern…

Q: Why are most of the solids crystalline in nature?

A:

Q: /41.56-42 3(42441.52) Xlo0%

A: We have calculate the percentage.

Q: How can a steel that contains insufficient carbon to be hardened be surface hardened?

A: The low carbon content steel is hardened by using surface hardening processes.

Q: What is a mole? What is energy?

A: We have to define the following. -What is a mole? -What is energy?

Q: The energy present in food: A B C chemical kinetic nuclear D Caloric

A: Chemical energy obtained during chemical reactions.  Kinetic energy is obtained due to the motion of…