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

1502

---

Which of the above conductivity measured during conductometric titration?

1121

---

What is the min constitutes of haematite ore?

1141

---

How is librated iodine estimated?

1135

---

How is the measurement of ph made?

1119

---

What are the advantages of potentiometric titration?

1154

---

How is the viscosity of liquid related to its mobility?

1507

---

State beer’s law.

1039

---

What is the prime constituents of cement?

1320

---

Mention a few advantages of photoelectric colorimetric determination.

1436

---

Why is ammonium hydroxide added to the brass solution?

1359

---

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

1343

---

What are constituents of brass?

1278

---

Why is the role of glycerol & naoh?

1126

---

What forms the basis for colorimetric determination?

1228

---