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PATHFINDER-MOLE AND STOICHIOMETRY-I-QUESTION BANK
- A hydrated sulphate of metal contains 8.1% metal and 43.2% SO4^(2-) y ...
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- A sample of gaseous hydrocarbon occupying 1.12 litre at NTP, when comp...
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- 4g C3H8 and 14 g O2 are allowed to react to the maximum possible exten...
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- A sample of a pure compound contains 2.04 g of Na, 2.65 xx 10^22 atoms...
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- The molecular formula of a commercial resin used for exchanging ions i...
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- 20.0 g of a magnesium carbonate sample decomposes on heating to give c...
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- The number of water molecules is maximum in-
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- What is the mole fraction of the solute in a 1.00 m aqueous solution ?
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- If Avogadro number NA is changed from 6.022 xx 10^23 mol^(-1) to 6.022...
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- If Avogadro number NA is changed from 6.022 xx 10^23 mol^(-1) to 6.022...
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- If Avogadro number NA is changed from 6.022 xx 10^23 mol^(-1) to 6.02...
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- If Avogadro number NA is changed from 6.022 xx 10^23 mol^(-1) to 6.02...
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- What is the mass of precipitation formed when 50 mL of 16.9% solution ...
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- The ratio of masses of oxygen and nitrogen in a particular gaseous mix...
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- The system that contains the maximum number of atoms is
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- The volume of ethyl alcohol (density= 1.15 g//cc) that has to be added...
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- 1.0 g of magnesium is burnt with 0.56 g O2 in a closed vessel.Which re...
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- In acidic medium,H2O2 changes Cr2O7^(-2) to CrO5 which has two (-O-O-)...
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- Number of molecules in one litre of water is close to
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- If 20 g of CaCO3 is treated with 100 mL of 20% HCl solution, the amoun...
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