An 1590 kg car stopped at a traffic light is struck from
An 1590 kg car stopped at a traffic light is struck from the rear by a 873 kg car and the two become entangled. If the smaller car was moving at 21.4 m/s before the collision, what is the speed of the entangled mass after the collision?
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Acetylene burns in air according to the following equation. C2H2(g) + 5/2 O2(g) 2 CO2(g) + H2O(g) H0rxn = -1255.8 kJ Given that H0f of CO2(g) = -393.5 kJ/mol and H0f of H2O(g) = -241.8 kJ/mol, what is H0f of C2H2(g)
An 1590 kg car stopped at a traffic light is struck from the rear by a 873 kg car and the two become entangled. what is the speed of the entangled mass after the collision
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