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hjlf
3 years ago
8

Label the key for the weather map.

Chemistry
1 answer:
Zepler [3.9K]3 years ago
6 0
4. warm front
5. cold front
6. don't know
7. snow?
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QUESTION 7
Temka [501]

The student's test average is : 0.92

Total score obtained = 369

Number of tests = 4

Since Each test is exactly 100 points ;

The total score obtainable is (100 × 4) = 400

Average = score obtained / total score obtainable

Average = 369 / 400

Average = 0.9225

Average = 0.92

Learn more : brainly.com/question/9416487?referrer=searchResults

5 0
3 years ago
I AM GIVING A LOT OF POINTS SO PLEASE HELP ME!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
prohojiy [21]

Answer:c

Explanation:

it’s gained kinetic from the gravitational potential energy at the top

4 0
2 years ago
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Which of these elements has a smaller atomic #? 1=aluminum 2=beryllium 3=tungsten
enot [183]
2
refer to periodic table for explanation
6 0
3 years ago
What happens as you decrease the temperature of a solution?
ANTONII [103]
A). The number of solute particles increases 

This was answered before on Brainly!
I used it for one of my chemistry courses before as well.

Hope this helps!

3 0
2 years ago
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Astatine-210 has a half-life of 8.08 days. What fraction of a sample of astatine-210 is left unchanged after 16.16 days?
Flauer [41]

Answer:

0

Explanation:

Given parameters:

Half-life  = 8.08days

Unknown:

What fraction is left unchanged after 16.16days = ?

Solution:

The half - life of a substance is the time taken for the half of a radioactive material to decay to half.

 

  Day 0           Day 8.08         Day 16.16

   100%                 50%                 0%        Parent

    0%                     50%                100%     Daughter

After 16.16 days, non of the original sample will remain unchanged.

6 0
3 years ago
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