Answer:
-- 5.8×10⁻⁹ of the H is in 2P states at T=5900 K, a typical Sun surface temperature.
-- 3.3×10⁻¹² of the H is in 2P states at T=4300 K, a typical Sunspot temperature.
Explanation:
It means that that reaction is exothermic and releases 400jk of energy
hope that helps
Answer:
A-456.3k
Explanation:
Just did the test last week
The correct answer should be A
CO2 (s) + CO2 (g)
This is a physical change because only the state of matter changes, not the chemical makeup.