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AURORKA [14]
3 years ago
11

Disinfection is important in killing any remaining bacteria or pathogens in the wastewater. True False

Biology
1 answer:
musickatia [10]3 years ago
6 0

Answer:

True

Explanation:

It is typically a final step to remove organisms from the treated water before the effluent is released back into the water system. Disinfection prevents the spread of waterborne diseases by reducing microbes and bacterial numbers to a regulated level.

Disinfectants are used to rapidly kill bacteria. They kill off the bacteria by causing the proteins to become damaged and the outer layers of the bacteria cell to rupture. The DNA material subsequently leaks out.

Disinfection is the process designed to kill or inactivate most microorganisms in wastewater, including essentially all pathogenic organisms. Contrast this to sterilization, which is the removal and destruction of all living microorganisms, including pathogenic and saprophytic bacteria, vegetative forms and spores.

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The surgical placement of an artificial joint is known as
Alekssandra [29.7K]

Answer:

Arthroplasty

Explanation:

The restoration of function of a joint is called Arthroplasty. The bone functions are restored by maintaining the  bones through resurfacing. Some times artificial joints are also used instead of resurfacing the existing bones.

Arthroplasty is a method to cure Osteoarthritis, or degenerative joint disease where joint cartilages reduces with age.

Also when medical treatments no longer make any impact on the joints of bone pain then Arthroplasty is done.

6 0
4 years ago
Find the difference: 28y − 16y
strojnjashka [21]
The answer is 14y

I think
7 0
3 years ago
Read 2 more answers
Which behavior is considered a courteous way to deal with a client
erica [24]

Answer: Several behaviors can be considered as cuts when dealing with a client.

Explanation:

Human beings are social beings, we like to interact with each other, but often these interactions do not always occur in the right way. There are several jobs where people have to have an approach with the client and treat them in the best way, which is part of providing a good service.

Various behaviors are considered as cuts when dealing with a client, one of them is being efficient and friendly. When a client enters the person must show a friendly attitude, which allows the client to express what they need. Efficiency must also be shown at the time of performing the work since a person who is occupying a job is because he is capable of performing the work.

Another behavior that can be considered as cuts when dealing with a client is to listen actively. Many people make the mistake of not actively listening to their customers, which can often cause problems when providing a product or service, or simply listen to the customer's complaints. It is important to make the client feel that he is heard, that what he has to say is important.

Keeping calm in any situation is also a way of being courteous to the client. Each person is different, so not all of them will have the same mood at that time. It is important to remain calm and be professional when dealing with a client. It is not correct to respond inappropriately if the client does so, professionalism must be above all. If a client behaves in a certain way, reporting it might be a good idea, but not reaching the point of using the same tone or way of acting that the client used at the time.

7 0
3 years ago
For 15 points
MariettaO [177]

Answer:

Explanation:

To preserve Zoological garden expertise are needed to manage the creatures that are there.

Good and conducive environment should be provided for the animals.

Routine cleaning to avoid outback of diseases

Adequate resources should be provided this include food to avoid eviction of important species.

Geosphere is made up of the crust they form the layer of soil that support growth of plant and also supply nutrients.

Atmosphere is made of gas some of which help sustain life. Example is oxygen, carbon dioxide

Hydrosphere form the liquid portion of the earth it included large water bodies that serves as habitat for aquatic organism.

Oxygen and carbon are been released into the atmosphere where they are been taking up by plant or animal dead and remains of this organism lead to the release of this gases in both organic and in organic form back into the soil where it is taken up by plants back into the atmosphere and some are washed in the water bodies.

Plants takes in carbon-dioxide from atmosphere, absorbs nutrients from the soil through their root and water from the water table needed fro their growth.

4 0
3 years ago
If you wanted to combine equal numbers of Na and Cl atoms in a flask, how much Cl would you have to add if you added 23g of NA?
Gwar [14]

<u>Answer:</u> The mass of chlorine atom required to combine is 35.5 grams.

<u>Explanation:</u>

To calculate the number of moles, we use the equation:

\text{Number of moles}=\frac{\text{Given mass}}{\text{Molar mass}}      .....(1)

  • <u>For sodium:</u>

Given mass of sodium = 23 g

Molar mass of sodium = 23 g/mol

Putting values in equation 1, we get:

\text{Moles of sodium}=\frac{23g}{23g/mol}=1mol

According to mole concept:

1 mole of an atom contains 6.022\times 10^{23} number of particles

So, 1 mole of sodium will contain = (1\times 6.022\times 10^{23})=6.022\times 10^{23} number of atoms

Number of atoms of chlorine = Number of atoms of sodium = 6.022\times 10^{23} = 1 mole

Now, calculating the mass of chlorine required by using equation 1:

Moles of chlorine = 1 mole

Molar mass of chlorine = 35.5 g/mol

Putting values in equation 1, we get:

1mol=\frac{\text{Mass of chlorine}}{35.5g/mol}\\\\\text{Mass of chlorine}=(1mol\times 35.5g/mol)=35.5g

Hence, the mass of chlorine atom required to combine is 35.5 grams.

5 0
4 years ago
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