Why is estimation of copper done at 620 nm wave length?

1389

---

Which of the above conductivity measured during conductometric titration?

1022

---

What is the min constitutes of haematite ore?

1001

---

How is librated iodine estimated?

1033

---

How is the measurement of ph made?

1006

---

What are the advantages of potentiometric titration?

1042

---

How is the viscosity of liquid related to its mobility?

1354

---

State beer’s law.

948

---

What is the prime constituents of cement?

1189

---

Mention a few advantages of photoelectric colorimetric determination.

1321

---

Why is ammonium hydroxide added to the brass solution?

1241

---

What is the reaction that occurring between fas and potassium dichromate?

1235

---

What are constituents of brass?

1183

---

Why is the role of glycerol & naoh?

1024

---

What forms the basis for colorimetric determination?

1128

---