Answer Posted / gilberto amador

55% copper and 30% Zinc

What is colorimetry?

1068

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Mention the formula to calculate ph of a solution?

1262

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Why is ph increases suddenly after the equivalence point?

978

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How is the accuracy of the method determined?

1049

---

How is librated iodine estimated?

1026

---

describe the lewis dot structure of Mg2+?

11890

---

What is the purpose of adding urea?

1329

---

What is the resulting solution when benzene and toluene are mixed ?

954

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What is the difference between fractionation and distillation?

1058

---

Why is ammonia-ammonium chloride buffer added?

1122

---

What is blank solution?

1039

---

What is the principle involved in conductometric titration?

1082

---

What is the prime constituents of cement?

1181

---

why we shrink our body during cold

1721

---

What are the products formed after cod analysis?

1244

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