Selectively permeable (or semi permeable) means where for example a membrane can choose what material can pass through while others cannot. They control the in and out of materials.
This is because the membrane has tiny spaces, where only smaller molecules can pass through, other larger ones cannot.
Answer:He or she is looking for a difference in the two objects
Explanation:
Hey there,
The solution become saturated when all the solution has dissolved in a solvent,
Hope this helps :))
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Second-degree burn is the type of burn represented by the formation of the blisters.
Second-degree burn is a burn that affects the epidermis and the superficial part of the dermis layer (skin). Second-degree burn may be caused by sunburn, chemicals, scald injuries, flames or electricity. The burn site may appear blistered, red, wet and shiny, and may be swollen and painful.
Answer:
Between a New Moon and a First quarter Moon.
(And I think when the entire face of the moon is completely illuminated. But I'm unsure about this part.)
Explanation:
