How is brass solution prepared?

1141

---

Give the principle of potentiometer titration.

1051

---

What are the products formed after cod analysis?

1346

---

Why is sulphuric acid added during the preparation of standard fas solution?

1063

---

Why is the indicator eriochrome black(ebt) shows wine red color at the beginning and blue color at the end?

1471

---

Give the others form of iron ore.

1037

---

What is meant by ph of a solution?

1059

---

State beer-lambert’s law.

1165

---

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

1457

---

Which of the above conductivity measured during conductometric titration?

1091

---

What is the min constitutes of haematite ore?

1101

---

How is librated iodine estimated?

1113

---

How is the measurement of ph made?

1083

---

What are the advantages of potentiometric titration?

1121

---

How is the viscosity of liquid related to its mobility?

1458

---