Some Basic Concepts of Chemistry
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166
10 moles SO2 and 15 moles O2 were allowed to react over a suitable catalyst. 8 moles of SO...
By Deepak Rock, 3 years ago
replies 1
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385
25.4 g of I2 and 14.2 g of Cl2 are made to react completely to yield a mixture of ICl and ...
By Deepak Rock, 3 years ago
replies 1
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189
What volume of oxygen gas (O2) measured at 0°C and 1 atm, is needed to burn completely 1L ...
By Deepak Rock, 3 years ago
replies 1
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435
A 25.0 mm × 40.0 mm piece of gold foil is 0.25 mm thick. The density of gold is 19.32 g/cm...
By Deepak Rock, 3 years ago
replies 1
0
1
164
Haemoglobin contains 0.33% of iron by weight. The molecular weight of haemoglobin is appro...
By Deepak Rock, 3 years ago
replies 1
0
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212
Number of moles of KMnO4 required to oxidize one mole of Fe(C2O4) in acidic medium is
By Deepak Rock, 3 years ago
replies 1
0
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504
Which statement is false for the balanced equation given below? CS2 + 3O2 → 2SO2 + CO2 (a)...
By Deepak Rock, 3 years ago
replies 1
0
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363
2 g of a mixture of CO and CO2 on reaction with excess I2O5 produced 2.54 g of 2I. What wi...
By Deepak Rock, 3 years ago
replies 1
0
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403
1.575 g of oxalic acid (COOH)2.xH2O are dissolved in water and the volume made upto 250 mL...
By Deepak Rock, 3 years ago
replies 1
0
1
332
Specific volume of cylindrical virus particle is 6.02 × 10^-2 cc/g. whose radius and lengt...
By Deepak Rock, 3 years ago
replies 1
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