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NARENDRA AWASTHI-STOICHIOMETRY-Level 3 - Subjective Problems
- Calculate number of electron present in 9.5" g of" PO(4)^(3-):
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- What volume of a liquid (in L) will contain 10 mole ? If molar mass of...
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- 16 g of SO(x) gas occupies 5.6 L at 1 atm and 273 K.What will be the v...
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- 200 mL of 1 HCl, is mixed with 300 mL of 6 M and the final solution i...
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- N(2)(g) reacts with H(2)(g) in either of the following ways depending ...
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- Phospheric acid (H(3)PO(4)) perpared in two step process . ...
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- W is the mass of iron (in g) which will be converted into Fe(3)O(4) by...
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- Calculate the total moles of atoms of each element present in 122.5 g ...
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- On dissolving 2.0 g of metal in sulphuric acid ,4.51 g of the metal su...
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- One gram of a metallic chloride was found to contain 0.835 g of chlori...
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- Calculate number of gram atoms in 103g of KOH.
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- The emperical formula of the sucrose is:
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- The number of atoms of He in 104 amu is:
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- When BrO(3)^(-) ion reacts with Br^(-) ion in acidic medium, Br(2) is ...
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- A volume of 12.5 mL of 0.05 M SeO(2) reacts with 25 mL of 0.1 M CrSO(4...
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- A 0.276 g impure sample of copper ore is dissolved and Cu^(2+) is titr...
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- A sample of 28 mL of H(2) O(2) (aq) solution required 10 mL of 0.1 M K...
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- For the redox reaction given, what is the value of (x)/(z) ? xNO(3)^...
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- On heating 0.220 g of a metallic oxide in presence of hydrogen,0.045 g...
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- 10 g mixture of K(2)Cr(2)O(7) and KMnO(4) was treated with excess of K...
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- In an ore, the only oxidizable material is Sn^(2+). This ore is titrat...
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