Answer:
Structure A is the most stable since the negative charge is anticipated to occur on the more electro-negative atom and Nitrogen is more electro-negative than sulfur hence structure A is preferred.
Explanation:
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1- [:S=C=N:]
Structure A.
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2- [:S-C≡N:] Structure B.
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3- [:S≡C-N:] Structure C.
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Answer:
A, C, D are responsible. B is irresponsible
Explanation:
I think the answer is C sorry if i got i wrong.
Answer:
The correct answer is -
1) 1st stage
2) 1st stage
3) 1st stage
4) 1st stage
5) 2nd stage
6) 2nd stage
7) 2nd stage
8) 3rd stage.
Explanation:
Labor has three different stages 1st (dilation), 2nd (expulsion), or 3rd (placental).
Stage 1st: It is the stage that starts with dilation of the opening of the cervix to 10 cm and contraction of the uterus.
Stage 2: in this stage fetus head moves to the cervix and gets into the birth canal of the mother.
stage 3. The placenta and umbilical cord expel from the mother and this is cut after the delivery.
<span>Her data suggested that DNA is a helical structure that has two strands attached in the middle by the phosphate bases. That was the necessary information, needed to complete an accurate model of the structure of DNA. She also was the first one to announce that the phosphate units are located in the external part of the DNA and that the amount of water found in the molecule is in accordance with other parts of it.</span>
