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Sonbull [250]
2 years ago
9

Mountains form when plates _______.

Chemistry
1 answer:
Dimas [21]2 years ago
8 0

Answer:

They form when plates collide. I hope this helps you!

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What volume of 0.20 M solution of HCI will be required to neutralize 10.0 mL of a 0.60 M
tatyana61 [14]

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30ml

Explanation:

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3 years ago
Can some one help whith these
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Why does a solid change to a liquid when heat is added
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How many moles of iron are there in 55.85g of Fe3O4
soldier1979 [14.2K]

Answer:

• Molecular mass of Iron (III) tetraoxide

\dashrightarrow \: { \tt{(56 \times 3) + (16 \times 4)}} \\  = { \tt{168 + 64}} \\  = { \tt{232\:g}}

[ molar masses: Fe → 56, O → 16 ]

\dashrightarrow \:{ \rm{232 \: g \:  = 1 \: mole}} \\ \\   \dashrightarrow \: { \rm{55.85 \: g = ( \frac{55.85}{232}) \: moles }} \\  \\ \dashrightarrow \:  { \boxed{ \tt{ = 0.24 \: moles}}}

8 0
2 years ago
What do the individual spheres represent in the model!
Trava [24]

Answer:

the individual atom in the molecule

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In chemistry, the ball-and-stick model is a molecular model of a chemical substance.  Invidual spheres there represent atoms in the molecule. The bigger atomic number the atom has, the larger diameter of the spheres this atom has in this model.

I hope this answer will help you. Have a nice day !

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3 years ago
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