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Chemistry: Post your doubts here!
Vol of oxygen : 80cm^3 Hydrocarbon + O2 --------> CO2 + H2O Set ratio. 1Hydrocaron + 4O2 ---> 3CO2 + 2H2O You can see there are 3 carbon and 4 hydrogen hence C3H4- The Sarcastic Retard
- Post #13,109
- Forum: A-Levels
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9701/11/O/N/12
We cannot calculate exact bond energy. :) I got the same.- The Sarcastic Retard
- Post #4
- Forum: A-Levels
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Dont make threads for time pass. It increases the load to the server. Nibz- The Sarcastic Retard
- Post #3
- Forum: A-Levels
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Physics: Post your doubts here!
Already specified in question. R = V/I - (r1+r2) = 8/2 - (0.5+0.1) = 3.4ohm.- The Sarcastic Retard
- Post #13,572
- Forum: A-Levels
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Chemistry: Post your doubts here!
According to me, its should be near 630 - 660. I got 630so A too. Wait for answer.- The Sarcastic Retard
- Post #13,103
- Forum: A-Levels
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Physics: Post your doubts here!
Total spring constant (P,Q) = k + k = 2k Total spring constant (P,Q,R) = 1/2k + 1/3k = 5/6k Force |W| = kx x = |W|/k = 5W/6k- The Sarcastic Retard
- Post #13,571
- Forum: A-Levels
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Physics: Post your doubts here!
Square of negative quantity = positive quantity. 1/2 * 1000 * (25^2 - (-5)^2) = 300000 J- The Sarcastic Retard
- Post #13,566
- Forum: A-Levels
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