Which atoms are in all carbohydrates? a. carbon, nitrogen, oxygen. b. carbon, phosphorus, oxygen. c. carbon, hydrogen, nitrogen. d. carbon, hydrogen, oxygen.

Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change

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?

Identify the decay mode particle emitted from the th 234