Answer Posted / swapnil

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

What is molar conductivity?

1098

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Why is glass electrode called an ion selective electrode?

1048

---

Write the equation of photosynthesis?

1160

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What is the bluish white precipitate formed after adding ammonia solution?

1144

---

Arrange by acidic values : phenol, nitrotolouene and o-cresol?

1145

---

What is buffer?

1157

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Does domestic/household used kerosene oil which is available in blue color (In India) can change its color over the due course of time say 8-10 years if keeping in plastic bottle? If so, in which color it will be turned to change, yellow or transparent or any other color. Please provide me the reply with strong technical approach. Since it has been asked during an interview. Please reply fast. I will be thankful to you if anyone can provide the supporting journals/write-ups/reference to favour of response.

1466

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why do hard water never produce foam when a soap is dissolved?

1093

---

What is pka of acid?

1213

---

4.0 liters of oxygen are mixed with 8.0 liters of nitrogen. Identify the solute and solvent in this mixture:

1103

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State beer’s law.

1039

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Why be is not soluble in liquid ammonia?

1170

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What is the composition of ferroin?

1150

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What is the function of diethyl amine?

1162

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What is wave number?

1183

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