This topic contains a solution. Click here to go to the answer

Author Question: Describe the various methods used to desalinate seawater. What will be an ideal ... (Read 65 times)

haleyc112

  • Hero Member
  • *****
  • Posts: 600
Describe the various methods used to desalinate seawater.
 
  What will be an ideal response?

Question 2

The sand star Astropectean is an example of a heterotroph that feeds by ________ feeding.
 
  A) active predation
  B) deposit
  C) filter
  D) passive predation
  E) photosynthetic



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

fffftttt

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

Electrolysis Method: A current is run through positive and negative electrodes in freshwater separated by semipermeable membranes from seawater. Distillation Method: Saltwater is boiled and the water vapor is passed through a cooling condenser, where it condenses as freshwater. Freeze Separation Method: Seawater is frozen and thawed multiple times, with the salts washed from the ice between each thawing. Reverse Osmosis Method: Water on the salty side of a semipermeable membrane is pushed under high pressure through the membrane to the freshwater side.

Answer to Question 2

A




haleyc112

  • Member
  • Posts: 600
Reply 2 on: Aug 22, 2018
:D TYSM


sailorcrescent

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Excellent

 

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

For a complete list of videos, visit our video library