Answer:
the last picture on the right (kinda red-ish)
Explanation:
First picture: organ
Second picture: system
Third picture: organism
Last picture: tissue
Hope this helps!
Answer:

Explanation:
Hello there!
In this case, we can identify the solution to this problem via the Dalton's rule because the partial pressure of helium is given by:

Whereas the mole fraction of helium is calculated by firstly obtaining the moles and then the mole fraction:

Then, we calculate the partial pressure as shown below:

Best regards!
Stack effect? I'm not totally sure about this...
Explanation:
Large amount of tiny particles of water droplets, dust and smoke are present on a misty day. These tiny particles in the air scatter blue colour of white light passing through it. When this scattered light reaches our eyes, the smoke appears blue.
Answer:
Chicken nuggets
hope it helps have a nice day