Answer Posted / swapnil

Lead- upto .07 %
Iron- 0.02 %
Copper- 65-75%
Zinc- Balanaced

What is the function of diethyl amine?

1048

---

How is the accuracy of the method determined?

1050

---

State beer-lambert’s law.

1058

---

What is meant by ph of a solution?

973

---

What is the formula you will use to calculate how many millilitres of 5.5 m naoh are required to prepare 400 ml of 1.5m naoh?

957

---

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

1385

---

Why is mercuric chloride added?

996

---

Give the others form of iron ore.

967

---

What is iron ore consists of?

1002

---

Explain the term aliquot and diluent?

1278

---

Differentiate between organic and inorganic chemistry?

969

---

Mention the different types of conductivities.

1218

---

Which of the above conductivity measured during conductometric titration?

1020

---

Why is the role of glycerol & naoh?

1022

---

What is determining factor in the oxidation reduction reaction?

1383

---