element is made up of only one type of atoms.
it is pure form of matter
example hydrogen, oxygen, carbon etc
Answer:
1. guidance counselor
2.mental health worker
3.social worker
4.human resources worker
5. substance abuse counselor
The answer I believe is now b)2+ because if you so the add and subtract in this you will get 2+
Answer:
Only a volcano could have produced so much ash, but there are NO volcanoes in Nebraska, where the animals were found. One Geologist in Idaho knew of a volcanic eruption dating from the same time.Bill Bonnichsen tied the 2 events together using dating techniques and comparing the ash composition from a supervolcano called Bruneau Jarbridge.
Answer:
4 moles
Explanation:
The balanced equation for the reaction is given below:
N2 + 3H2 → 2NH3
From the balanced equation above,
1 mole of N2 produced 2 moles of NH3.
Therefore, 2 moles of N2 will produce = 2x2 = 4 moles of NH3.
Therefore, if we start with 2 moles of N2, then, we will produce 4 moles of NH3
