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AlladinOne [14]
3 years ago
8

Facilitated diffusion is a form of passive transport and involves the movement of molecules (like glucose) that are too large to

just go through the cell membrane without help. These larger molecules move through the cell membrane from High concentration to Low concentration with the help of _____________________________.
Chemistry
1 answer:
Helga [31]3 years ago
4 0

Answer: Membrane Protiens

Explanation:

In facilitated diffusion, molecules diffuse across the plasma membrane with assistance from membrane proteins, such as channels and carriers. A concentration gradient exists for these molecules, so they have the potential to diffuse into (or out of) the cell by moving down it.

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An aqueous solution of barium hydroxide is standardized by titration with a 0.110 M solution of hydrochloric acid. If 29.5 mL of
Natali5045456 [20]

Answer:

0.02685 M is the molarity of the barium hydroxide solution.

Explanation:

To calculate the concentration of acid, we use the equation given by neutralization reaction:

n_1M_1V_1=n_2M_2V_2

where,

n_1,M_1\text{ and }V_1 are the n-factor, molarity and volume of acid which is HCl

n_2,M_2\text{ and }V_2 are the n-factor, molarity and volume of base which is Ba(OH)_2 mm.

We are given:

n_1=11\\M_1=0.110 M\\V_1=14.4 mL\\n_2=2\\M_2=?\\V_2=29.5 mL

Putting values in above equation, we get:

1\times 0.11 M\times 14.4 mL=2\times M_2\times 29.5 mL

M_2=\frac{1\times 0.11 M\times 14.4 mL}{2\times 29.5 mL}=0.02685 M

0.02685 M is the molarity of the barium hydroxide solution.

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3 years ago
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Answer:

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Explanation:

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