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777dan777 [17]
2 years ago
12

I SWEAR THIS IS WAY TOO EASY, WHY AM I THAT STUPID, HELP ME AND ILL MARK U BRAINLIEST

Chemistry
1 answer:
exis [7]2 years ago
5 0

Answer:

i think the first one is gravity and second one is rotation

Explanation:

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Why does an exothermic reaction need activation energy?
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Explanation:

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3 years ago
How is a mixture such as a plate of pasta different from a mixture such as air
stealth61 [152]

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HOPE THIS HELPS HAVE A GREAT DAY!!~

Explanation:

6 0
2 years ago
How many moles are in 1.51 x 10^24 molecules of water?
lyudmila [28]

Answer:One mole of HBr has 6.02 x 1

0

23

molecules of HBr.

1 mole of HBr = 6.02 x 1

0

23

molecules of HBr.-----(a)

X mole of HBr has 1.21 x

10

24

molecules of HBr.

X mole of HBr = 1.21 x

10

24

molecules of HBr------(b)

Taking ratio of (a) and (b)

X / 1 = 1.21 x

10

24

/ 6.02 x 1

0

23

X= 2.009 moles.

Explanation:

3 0
3 years ago
What is the change in air pressure over a given distance called? wind speed air pressure force factor air pressure gradient​
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