Chemistry, 19.02.2021 23:10 mdlemuslopez
Nitromethane (CH3NO2) burns in air to produce significant amounts of heat. 4 CH3NO2 (l) + 3 O2 (g) → 4 CO2 (g) + 6 H2O (l) + 2 N2 (g) , ΔHorxn = -2836 kJ If 1,273 kJ of heat are produced from the burning of nitromethane, how many grams of nitromethane were burned?
Answers: 3
Chemistry, 22.06.2019 08:30
Which metal exist in liquid state and can be cut with knife ?
Answers: 2
Chemistry, 22.06.2019 10:40
Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3
Answers: 1
Chemistry, 22.06.2019 21:00
One similarity and one difference between an element and a mixture of elements
Answers: 1
Chemistry, 23.06.2019 05:00
Which of the following describes qualitative data? a) recording the temperature of a solid as it is warmed. b) noting the color of a solution as it is heated. c) measuring the volume of an object by water displacement. d) taking the mass of an object using a balance.
Answers: 2
Nitromethane (CH3NO2) burns in air to produce significant amounts of heat. 4 CH3NO2 (l) + 3 O2 (g) →...
Physics, 03.02.2020 22:52
Mathematics, 03.02.2020 22:52
Mathematics, 03.02.2020 22:52
Mathematics, 03.02.2020 22:52
Biology, 03.02.2020 22:52
English, 03.02.2020 22:52
Advanced Placement (AP), 03.02.2020 22:52
History, 03.02.2020 22:52