1. The action that would control bleeding through the use of pressure points is B. push the main artery against a bone.
2. A. Confusion is a sign of heatstroke.
<span>https://www.ptable.com/
b. Boron and Carbon
and here's a periodic table to help you
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Answer:
What percent of potassium-40 remains undecayed in a rock that is 3.9 billion years old? The 3.9 billion year old rock has undergone three half-lives (3.9 divided by 1.3 = 3). After 3 half-lives, 12.5% of the potassium-40 remains undecayed.
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Explanation:
