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ddd [48]
3 years ago
6

Lol whats the answer to the question tho lol

Chemistry
1 answer:
pickupchik [31]3 years ago
4 0

Answer:

What do you mean???

Explanation:

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lead is a toxic metal that affects the central nervous system. a pbpb-contaminated water sample contains 0.0013 %pb%pb by mass.
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0.0013% = 0.0013 g/100 ml water, or 1.3 mg/100 ml water

so for 145 mg, you need 145×100/1.3 = 11154 ml water or 11.154 L of water. Lead is a toxic metal that affects the central nervous system.

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The brain is what controls all the frame's features. The spinal twine runs from the brain down via the again. It carries threadlike nerves that department out to each organ and frame part. This network of nerves relays messages from side to side from the mind to distinctive parts of the body.

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7 0
2 years ago
A dead fish has washed up on the beach and is starting to decay. Which compound produces the unpleasant odor from the decaying f
finlep [7]
The correct option in here is the first one: <span>pentane-1,5-diamine. This is also known as cadaverine. This is a common compund that produces that unpleasant odor from the fish. </span>
5 0
3 years ago
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What are complementary bases?
Radda [10]

Answer:

Two Sections that contain nitrogen of a nucleotide that bond together to connect strands of DNA or RNA.

Explanation:

3 0
3 years ago
The number of protons plus neutrons in the atom is called its?
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Does the color of bell peppers effect the number of seeds inside? Please someone help ASAP I need it today
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I don't think so. "It's not a matter of pigment discrimination: Red and yellow bell peppers are essentially just green peppers that have been allowed to ripen"

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