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Complete combustion of 2.0 metric ton of coal to gaseous carbon releases 6.6 x 10^10 J of heat. convert this energy to the following units.
a) Kilojoules
b) Kilocalories
c) British thermal units
Chemistry, Academics
Why do the instructions call for using a saturated solution of NaOH rather than one at lower concentration? Why can we ignored in the calculation of the concentration of NaOH?
A sample of a substance (containing only C, H, and N) is burned in oxygen. 8.696 g of CO 2 , 2.225 g of H 2 O and 4.446 g of NO are the sole products of combustion. What is the empirical formula of the compou ...
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A student finds that the mass of an object is 6.62 kg. She is told that her measurement has an error of 12.3%. What is the true mass (in kg) of the object?
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For the equilibrium 2IBr( g )?I2( g )+Br2( g ) Kp =8.5×10-3 at 150 °C. Part A: If 2.7×10-2 atm of IBr is placed in a 2.0-L container, what is the partial pressure of IBr after equilibrium is reached? Express your answer ...
Diagonal relationship and anomalous behaviour of the each element of the periodic table
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