Earth's atmosphere is 78%<span> nitrogen </span>21%<span> oxygen, </span>0.9%<span> argon, and </span>0.03%<span> carbon dioxide with very small percentages of other elements.
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Answer:
A
Explanation:
The components of salt water are chemically combined together and looks throughout, forming a homogeneous mixture.
Answer:
"B"
Explanation:
It will have both traits from both parents.
When you cross the parents on the outside of the Punnett square, the letters inside the boxes are the offspring
