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Liono4ka [1.6K]
3 years ago
7

Iron is listed below zinc in the activity series.

Chemistry
1 answer:
ololo11 [35]3 years ago
6 0

Answer:

B

Explanation:

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What will happen if atom hit earth with speed of light?​
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Every object that travel at the speed of light gains infinite mass. Is a law in physics that as it gains speed, it is gaining mass. Then, not is necesary that a meteorite hit the Earth at the speed of light, because just an atom traveling a this velocities could destroy our planet.

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The speed of light is really fast so that will mostly happen

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Information gathered by a scientist about the toxicity of chemical X and chemical Y showed that they had individual safe limits
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What is the molality of a solution of water and KCl if the freezing point of the solution is –3°C? (Kf = 1.86°C/m; molar mass of
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Some of the solutions exhibit colligative properties. These properties depend on the amount of solute dissolved in a solvent. These properties include freezing point depression, boiling point elevation, osmotic pressure and vapor pressure lowering. Calculations are as follows:

<span> ΔT(freezing point)  = (Kf)mi
3  = 1.86 °C kg / mol (m)(2)
3 =3.72m
m = 0.81 mol/kg</span>

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