Chemistry, 31.01.2021 04:30 flowerrr55
A 10.00 kg block of iron is heated from 10.0 ° C to 95.0 °C. The specific heat of iron is 0.45 kJ/(kg·°C). How much energy is given to the iron?
a. 1900 kJ
b. 4300 kJ
c. 3800 kJ
d. 2100 kJ
Answers: 1
Chemistry, 22.06.2019 09:00
Particles vibrate in a rigid structure and do not move relative to their neighbors.
Answers: 1
Chemistry, 22.06.2019 10:50
How many liters of oxygen gas, at standard temperature and pressure, will react with 35.8 grams of iron metal? 4 fe (s) + 3 o₂ (g) → 2 fe₂o₃ (s)
Answers: 2
Chemistry, 22.06.2019 16:30
Correct relationship between molecular formula and empirical formula
Answers: 1
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
A 10.00 kg block of iron is heated from 10.0 ° C to 95.0 °C. The specific heat of iron is 0.45 kJ/(k...
Mathematics, 05.05.2020 12:58
Chemistry, 05.05.2020 12:58
English, 05.05.2020 12:58
English, 05.05.2020 12:59
Arts, 05.05.2020 12:59
Chemistry, 05.05.2020 12:59
Mathematics, 05.05.2020 12:59
Mathematics, 05.05.2020 12:59