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svetoff [14.1K]
3 years ago
8

The mass of a gold bar changes based on its location because of gravitational pull. True or false?

Biology
1 answer:
IrinaK [193]3 years ago
3 0
False. Mass doesn't change in relation to something's location, only weight does.
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Using the idea of concentration gradient explain why the purple colour of potassium permaganate gradually spreads throughout the
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The purple color of potassium permanganate gradually spreads throughout the water in the jar by the process of diffusion.

  • Diffusion is the process of movement of a substance from the region of higher concentration to the regions of lower concentration. Diffusion occurs in liquids as well as gases.
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  • The concentration of potassium permanganate is higher at one point and the other regions in the jar have its nil or low concentrations initially, this leads to the set up of a concentration gradient.
  • As time passes diffusion occurs and the particles of potassium permanganate keep on migrating to the regions of low concentration until the concentration is uniform throughout the jar. Ultimately, it spread throughout the jar making the water purple.

Know more about diffusion

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B. Water; NADPH & ATP

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HELLLPPP PLEASE I NEED TO FREAKING PASS​
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I would say everything's correct except the second one, I believe that one is false :) I hope you do well and sorry if i'm wrong!

Explanation:

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<u>50%</u>

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