Which of the following is the reagent used for lead-sulfide test? *   potassium dichromate (K₂Cr₂O₇) copper (II) sulfate (CuSO₄) lead acetate (Pb(C₂H₃O₂)₂) ethyl alcohol (C₂H₅OH)

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A: In condensed structural formula, no bonds are shown rather only atoms are shown.  In skeletal…

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Q: many moIES grafms of carbon dioxide?

A: Given-> Weight = 50 gram

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Q: Which of the following reagents are used in Xanthoproteic test? *   a. dilute HNO₃ and dilute NaOH…

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Q: oxidizing agent is:

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Q: How to make 250g of solution of 5% KCl from solid KCl

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Q: Calculate the pH when 20.0 mL of 0.150 M KOH is mixed with 25.0 mL of 0.300 M HBrO (Ka = 2.5 × 10⁻⁹)

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Q: ton OH h)

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Q: Q7. Hydrogen can be manufactured from the reaction of steam with methane. CH:(g) + H2O(g) CO(g) +…

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Q: A chemist titrates 110.0 mL of a 0.7452M aniline (C,H,NH,) solution with 0.5088M HCl solution at 25…

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Q: Experiment: E2 Elimination of 2-bromoheptane please hand written.

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Q: What is the oxidation number of manganese in KMnO4? 0 +3 -2 +7

A: Answer: Oxidation number of an element in a compound or ion is the charge it carries over it.

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Q: Consider the spectra shown below and match them to the following compounds: CH, CH, CH, CH, CH, CH,…

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Q: Consider the coordination compound [Pt(NH3)4(OH)2]sO4 and identify ligands ? O a. O b. NH3 , SO4 O…

A: [Pt(NH3)4(OH)2]SO4

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Mass Spectrometry

This process is an instrumental method in which a sample is changed to fast moving positive ions by electron bombardment. The charged particles vary due to their different mass to charge ratio and are estimated with the help of this difference. It is also called mass spectroscopy.