#373 What technique(s) would you use to determine

What technique(s) would you use to determine - Chemistry

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6. What technique(s) would you use to determine crystallinity in a polymer?

7. What thermal instrumental technique would you use to determine Tg?

8. What is the medium in which liposomes are built? What inter molecular forces drive this process?

9. What is hydroxyapatite (HA) and what is its role in the body?

10. Apply what you know about bone mineralization to tooth enamel. What are the intermolecular forces involved in the biomineralization of tooth enamel?

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Ans 6.The crystallinity of a polymer refers to the degree as to which there are regions where the polymer chains are aligned with one another.

Differential scanning calorimetry (DSC) provides a rapid method for determining polymer crystallinity based on the heat required to melt the polymer.

Ans 7. Differential scanning calorimetry technique is use to determine glass transition temperature(Tg)

Ans 9. Hydroxyapatite is a naturally occurring form of the mineral calcium apatite-calcium,phosphate and oxygen that grows in hexagonal crystals.

Role of HA in the body

1.It makes most of the human bone structure.

2.It builds tooth enamel.

3.It collects in tiny amounts in parts of the brain.