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Hydrogenation reactions, in which h2 and an "unsaturated" organic compound combine, are used in the food, fuel, and polymer industries. in the simplest case, ethene (c2h4) and h2 form ethane (c2h6). if 140 kj is given off per mole of c2h4 reacting, how much heat (in mj) is released when 12 kg of c2h6 forms?

If i had 2 m naoh solution, what does the 2 m stand for? 2 molar, but 2 of a solute in 1

If cos x =sin(20 + x) and 0 < x < 90, the value of x is > 3 , 35 , 350answer is 35, free 50 points