How much energy is required to raise the temperature of 3 kg of iron from 20° C to 25°C? Use the table below and this equation: Q = mcAT.
Substance
Specific Heat Capacity (J/g. °C))
Liquid water
4.186
Ice
2.11
Air
1.00
Aluminum
0.897
Soil
0.80
Granite
0.790
Iron
0.450
Copper
0.385
Silver
0.233
Lead
0.129
O A. 1350J
OB. 2.25 J
O C. 6750J
OD. 13.50 J

Aside from human impact, which of the following causes less water vapor production over a small area? (2 pderivartin

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.