Temperature measures the (average) <span>kinetic energy of a system .</span>
Presuming the arrow is between H20 and CO
On the left there are 2 gas moles.
On the right there are 4 gas moles.
The equilibrium will shift to the side with the most no. He gas moles when pressure is decreased.
Therefore the answer is A, since 4>2.
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All 3 increase going right to left and top to bottom on the periodic table <span />
Answer:
Option D.
Explanation:
When an element undergoes an alpha decay, the resulting daughter nuclei will have a decrease of 4 in the mass number and a decrease of 2 in the atomic number.
Considering the options given, only option D conform to the above illustration.
Therefore, option D represents alpha decay.
