Answers: 2
Chemistry, 22.06.2019 18:00
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?
Answers: 2
Chemistry, 23.06.2019 05:00
110 g of water (specific heat = 4.184 j/g c) and 100 g of a metal sample (specific heat = 0.397 j/g c) are heated from 25 degrees c to 75 degrees c. which substance required more thermal energy?
Answers: 1
Chemistry, 23.06.2019 10:00
The temperature of a lead fishing weight rises from 26 °c to 38 °c as it absorbs 11.3 j of heat. what is the mass of the fishing weight in grams?
Answers: 2
Trimethylamine, (CH3)3N is a weak base (Kb = 6.3 × 10–5). What volume of this gas, measured at STP,...
Biology, 26.08.2020 18:01
Social Studies, 26.08.2020 18:01
Computers and Technology, 26.08.2020 18:01
Mathematics, 26.08.2020 18:01
Computers and Technology, 26.08.2020 18:01
English, 26.08.2020 18:01
Mathematics, 26.08.2020 18:01
Mathematics, 26.08.2020 18:01
Mathematics, 26.08.2020 18:01