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ankoles [38]
2 years ago
15

Can someone help me with this 3 questions I’ll mark brainliest spam answers will be reported

Chemistry
2 answers:
Tju [1.3M]2 years ago
4 0

Answer:

1. stomach

2. veins

3.both are functions

Explanation:

1. <u>The cardiovascular system consists of the </u><u>heart</u><u>, and a closed system of vessels called arteries, </u><u>veins</u>, and capillaries. (Stomach is not included)

2.The inferior vena cava is the largest vein in the body and <u>carries deoxygenated blood from the lower half of the body into the heart</u>

<u>3. </u><u>Blood transports oxygen and nutrients to the lungs and tissues, and  brings waste</u><u> products to the kidneys and liver, which filter and clean the blood.</u>

<u />

<u>Hope this helps!</u>

anygoal [31]2 years ago
3 0
1. A
2. A
3. C
Your welcome
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Which of the molecules represented below contains carbon with sp2 hybridization?
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Answer:

Explanation:

sp² hybridization is found in those compounds having double bond .

Out of the given compounds only C₂H₂Cl₂ has double bond so this compound contains carbon with sp² hybridization .

Rest have sp³ hybridization because they are saturated compounds .

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3 years ago
Convert 3.52 × 10^22 atoms of gold to moles​
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3 years ago
Which is the electron configuration for bromine? 1s22s22p63s23p64s23d104p5 1s22s22p63s23p64s23d104p6 1s22s22p63s23p44s23d104p5 1
Svetach [21]

Answer : The correct option is, 1s^22s^22p^63s^23p^64s^23d^{10}4p^5

Explanation :

The given element bromine belongs to the group 17 and period 4. The symbol of bromine is, Br.

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The total number of electrons present in bromine element = 35

Electronic configuration : It is defined as the arrangement of electrons around the nucleus of an atom.

Hence, the correct electronic configuration of bromine is,

1s^22s^22p^63s^23p^64s^23d^{10}4p^5

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