What is glacial acetic acid?

1109

---

What is the chemical formula of alum?

1228

---

Explain acid gas?

1101

---

Explain the structure of a dna molecule?

1131

---

Why are use silicon oil mr?

1261

---

How we choose the mobile phase for method development.?

1272

---

How to calibration of the uv spectroscopy and its test?

1244

---

How do we fix the sample concentaryion in hplc method development?

1187

---

How to establish relative response factor for hplc. Why it is required?

1270

---

What is similarity factor?

1264

---

Why ph scale range is 14?

1163

---

Why ph scale range is 14? Why it is not less or not greater than 14?

1276

---

What is kentchin? Is it real?

1100

---

Which is the best conductor of electricity?

1079

---

Why be is not soluble in liquid ammonia?

1170

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