<em><u>Answer and Explanation:</u></em>
<em><u>For % of N2 gas:
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Answer:
you can also get the target audience for the first one in the world 35ml.
Answer:
During a total lunar eclipse, the Earth lies directly between the sun and the moon, causing the Earth to cast its shadow on the moon.
Explanation:
While the number nuclear protons as given is 34, and therefore we deal with the element selenium, there are 2 more electrons than protons, and therefore this species has an overall
2
−
charge.
We represent this selenide ion as
S
e
2
−
. Do I win 5 pounds?
Z= 34, therefore the atom is selenium
False. The number of neutrons can be more or less than the number of protons.
