Period
Group
Explanation:
On the periodic table the numbers 1,2 and 3 can represent either groups or periods.
The periodic table gives the arrangement of elements based on their atomic numbers
- They are divided into vertical columns and horizontal rows
- The vertical columns are the groups whereas the horizontal rows are the periods.
- The vertical columns are made up of elements having the same number of electrons in their outermost shell.
- The horizontal columns are made up of elements having the same number of shell.
- On the periodic table, the groups are numbered 1 - 18
- There are 7 periods on the table.
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Answer:
620.71 L the final volume of the balloon.
Explanation:
Initial volume of the gas in the balloon= 
Initial pressure of the gas in the balloon= 
Initial temperature of the gas in the balloon= 
Moles of gases = n
...[1]
Final volume of the gas in the balloon = 
Final pressure of the gas in the balloon = 
Final temperature of the gas in the balloon = 
Moles of gases = n
...[2]
[1] = [2]
620.71 L the final volume of the balloon.
Answer:
Pythagoras was the first ancient astronomer to suggest that there was a harmony of the spheres, and that the movement of the planets, sun, moon and stars could be described by whole numbers and mathematical precision. His other discovery was that the morning and evening star are the same thing, the planet Venus.
Explanation:
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Answer:
A. 22.41
Explanation:
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