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enot [183]
3 years ago
15

Which observations supported Wegener’s theory that the continents move over time ??

Chemistry
1 answer:
puteri [66]3 years ago
4 0
The answer to this question is all of the above.
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Importance achievements of chemistry
zzz [600]

Answer:

  1. Chemistry is essential for meeting our basic needs of food, clothing, shelter, health, energy and clear air, water and soil
  2. Chemistry helps you to understand the world around you
  3. Chemistry is a heart of cooking
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6 0
3 years ago
Water has a density of 1g/ml. what is the mass of the water if it fills a 10ml container?
notka56 [123]
It's 10.
Mass = density x volume
M = 1g/ml(10ml) = 10g
8 0
3 years ago
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Which statement describes what occurs as two atoms of bromine combine to become a molecule of bromine?
Liono4ka [1.6K]
Br + Br -> Br2 (covalent bond) 

<span>forming of bonds releases energy, since the Br's are at a lower energy state as Br2

Answer is #3</span>
5 0
4 years ago
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Mg (s) + 2HCl (aq) → MgCl2 (aq) + H2 (g)
Naya [18.7K]
Mg(c) + 237shi (4z) ¥at h2)
8 0
3 years ago
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Which is colder, -30.0 F or 225.0 K?
Juli2301 [7.4K]

Answer:

-30.0 F

Explanation:

225 K is - 48.15 Celsius

-30.0 F is - 1 Celcius

5 0
3 years ago
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