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The magnesium atom has two electrons in its outer energy

Customer Question

The magnesium atom has two electrons in its outer energy level and is willing to donate both of them. The sodium atom has seven electrons in its outer energy level and will accept one electron. The chemical formula for the compound formed by magnesium and sodium would be:
JA: The Tutor can help you get an A on your homework or ace your next test. Is there anything else important you think the Tutor should know?
Customer: The answers vary from Mg2Na
MgNa2
Mg2S
MgS2
Submitted: 4 months ago.
Category: Homework
Expert:  GLENN replied 4 months ago.

Hi, Thank you for using this site. How many chemistry questions do you have? Can you post them all?

Customer: replied 4 months ago.
25
Customer: replied 4 months ago.
i dont think it will let me
Expert:  GLENN replied 4 months ago.

Is this a timed quiz?

Customer: replied 4 months ago.
no
Expert:  GLENN replied 4 months ago.

What topics in Chemistry are included?

Expert:  GLENN replied 4 months ago.

When do you need the answers? ( how many days from now)?

Customer: replied 4 months ago.
he magnesium atom has two electrons in its outer energy level and is willing to donate both of them. The sodium atom has seven electrons in its outer energy level and will accept one electron. The chemical formula for the compound formed by magnesium and sodium would be:
Mg2Na
MgNa2
Mg2S
MgS2
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Question 9 1 pts
Which of the following carries a positive electrical charge?
proton
neutron
electron
both proton and neutron
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Question 10 1 pts
Which of the following carries no electrical charge?
proton
neutron
electron
both proton and neutron
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Question 11 1 pts
Which of the following is an example of a functional protein?
collagen
glycogen
enzymes
none of the above
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Question 12 1 pts
The membrane covering the organs of the abdomen is called the:
visceral pleura
visceral peritoneum
parietal pleura
parietal peritoneum
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Question 13 1 pts
The membrane covering the lungs is called the:
visceral pleura
visceral peritoneum
parietal pleura
parietal peritoneum
Flag this Question
Question 14 1 pts
The outermost layer of the epidermis is called the:
dermal papillae
stratum germinativum
stratum corneum
subcutaneous layer
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Question 15 1 pts
Which sudoriferous glands are larger and are found in the axillae and around the genitals?
sebaceous glands
eccrine glands
apocrine glands
endocrine glands
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Question 16 1 pts
Which of the following is true of the epidermis?
It is the outermost layer of skin.
It is thicker than the dermis.
It is made up of connective tissue.
All of the above are true of the epidermis.
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Question 17 1 pts
Pleurisy and peritonitis:
occur in the chest cavity wall or the lung surface
refer to the inflammation of a serous membrane
refer to the inflammation of a mucous membrane
both a and b above
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Question 18 1 pts
The fluid that surrounds the cells is called:
plasma
interstitial fluid
intracellular fluid
none of the above
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Question 19 1 pts
The organ that has the greatest effect on fluid output is the:
kidney
lungs
skin
intestine
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Question 20 1 pts
Electrolytes:
form when glucose is added to water
dissociate in water solutions
form ions in water solutions
both b and c above
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Question 21 1 pts
Dehydration can be caused by:
prolonged vomiting
prolonged diarrhea
too little fluid intake
all of the above
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Question 22 1 pts
The most important negative ion in intracellular fluid is:
phosphate ions
protein molecules
chlorine
both a and b above
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Question 23 1 pts
When the carbonic acid–sodium bicarbonate buffer pair buffers an acid:
water is an end product
carbonic anhydrase reacts with the carbonic acid
more sodium bicarbonate is formed
more carbonic acid is formed
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Question 24 1 pts
The proper buffer pair ratio is:
20 times more sodium bicarbonate than carbonic acid
20 times more carbonic acid than sodium bicarbonate
10 times more sodium bicarbonate than carbonic acid
10 times more carbonic acid than sodium bicarbonate
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Question 25 1 pts
The enzyme carbonic anhydrase is found:
in red blood cells
in white blood cells
in epithelial cells lining blood vessels
as a free protein in blood plasma
Expert:  GLENN replied 4 months ago.

When do you need the answers? ( how many days from now)?

Customer: replied 4 months ago.
I need it done before 10 tonight
Expert:  GLENN replied 4 months ago.

How many hours from now is that? ( I am from another time zone)

Customer: replied 4 months ago.
I have 1 hour
Expert:  GLENN replied 4 months ago.

I am very sorry, I will just opt out so that other experts can immediately help you on this.

Customer: replied 4 months ago.
i just need help with number 8,11,13,17, 20
Expert:  GLENN replied 4 months ago.

can you post them?

Customer: replied 4 months ago.
Pleurisy and peritonitis:
occur in the chest cavity wall or the lung surface
refer to the inflammation of a serous membrane
refer to the inflammation of a mucous membrane
both a and b aboveWhen the carbonic acid–sodium bicarbonate buffer pair buffers an acid:
water is an end product
carbonic anhydrase reacts with the carbonic acid
more sodium bicarbonate is formed
more carbonic acid is formedThe proper buffer pair ratio is:
20 times more sodium bicarbonate than carbonic acid
20 times more carbonic acid than sodium bicarbonate
10 times more sodium bicarbonate than carbonic acid
10 times more carbonic acid than sodium bicarbonate
Expert:  GLENN replied 4 months ago.

I am very sorry, I thought these are just general chemistry questions, but unfortunately, I think they are about some medical terms (pleurisy) which is out of my expertise, I will just opt out so that experts in this field can help you.

Customer: replied 4 months ago.
okay thank you!
Expert:  David L. replied 4 months ago.

Hello,

My name is David.

Do you still need assistance with these questions?

Thanks,

David.

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