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snow_tiger [21]
3 years ago
8

Sewage is a liquid waste which causes _________ and ________ pollution.

Chemistry
2 answers:
nadezda [96]3 years ago
5 0

Answer:

Lake and River pollution?

Explanation:

Mashutka [201]3 years ago
5 0

Answer:

the one to the right at the end is water waste

Explanation:

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the ph of a solution of HCl in water is found to be 2.50. what volume of water would you add to 1.00L of this solution to raise
morpeh [17]

<u>Answer:</u>

<em>To raise the pH of the solution to 3.10 we have to add 2.34 L of water.</em>

<u>Explanation:</u>

<em>Given that the pH of the solution of HCl in water is 2.5.</em>  Here the solution’s pH is changing from 2.5 to 3.10 which means the acidic nature of the solution is decreasing here on dilution. [H^+] ions contribute to a solution’s acidic nature and [OH^-]contribute to a solution’s basic nature.

The equation connecting the concentration of [H^+] and pH of a solution is pH= -log[H^+]

<em>[H^+]= 10^(^-^p^H^)[H^+]= 10^(^-^2^.^5^)=0.00316</em>

<em>When the pH is 3.1 [H^+ ]= 10^(^-^3^.^1^)=0.000794</em>

<em>On dilution the concentration of a solution decreases and volume increases.</em>

<em>M_1 V_1 = M_2 V_2</em>

<em>0.00316 \times 1 = 0.000794 \times V_2</em>

<em>V_2 = \frac{(0.00316 \times 1)}{0.000794} =3.24</em>

<em>Volume of water to be added =3.24-1</em>

<em>=2.24L</em>

6 0
3 years ago
What is the organic compound?
kondaur [170]

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propa-1-nol

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easy clapp

3 0
2 years ago
Calculate the m/m% of casein in the milk sample:​
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3 years ago
Why do we say the particles in a rock lying on the ground have kinetic energy and potential energy?
oksano4ka [1.4K]

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the particles of the rock possess kinetic energy as they stay in a place the particles also contain potential energy due to their position and arrangement This form of stored energy is responsible for keeping the particles together

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hop it helps

3 0
3 years ago
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