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ELEN [110]
3 years ago
9

It is necessary to know the time of day and the position of the Sun or the stars relative to one's longitude line because ____.

Chemistry
1 answer:
allochka39001 [22]3 years ago
3 0

Answer: the longitude line rotates with Earth, 360 degrees in 24 hours.

Explanation: In the old days, the position of the sun was used to tell which time of the day it is. But more modern findings, has shown that the longitude line matters too.

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The standard unit for concentration, Molarity (M) can also be written as?
emmasim [6.3K]

mole is the standardized form of molarity

8 0
2 years ago
Help please
Mars2501 [29]

Answer:

electron cloud charge of manganese=-5

Explanation:

atomic number=number of elecron +neutron number

DATA

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atomic NO.=25

e=?

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25=e+30

e=25-30

e= -5

6 0
3 years ago
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