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Mars2501 [29]
3 years ago
12

Help on chart please!!! (Will mark brainliest)

Chemistry
1 answer:
Nata [24]3 years ago
7 0

Answer:

if you don't understand ask for help thats what i do

Explanation:

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tatiyna

the mass of  1  mole of phosphorus atoms is approximately  30 g

hope this helps :)

4 0
3 years ago
Read 2 more answers
Lab 27. stoichiometry and chemical reactions: which balanced chemical equation best represents the thermal decomposition of sodi
Cloud [144]
Answer:
             Sodium Bicarbonate on decomposition produces Carbon dioxide gas and Water vapors.

<span>                       2 NaHCO</span>₂<span> </span> →<span>  Na</span>₂<span>CO</span>₃<span> (s)  </span>+ <span> CO</span>₂<span> (g)  +  H</span>₂<span>O (g)
</span>
Explanation:
                   Let suppose you burn 168 g ( 2 moles ) of NaHCO₃, a gas will produced and product is left behind. On measuring the product formed it will be almost equal to 105 g. This shows that the product is Na₂CO₃ and 1 mole of it is being produced after decomposition of sodium bicarbonate.
5 0
3 years ago
Homeostasis means maintaining
Zielflug [23.3K]

Answer:

Homeostasis is the tendency to resist change in order to maintain a stable, relatively constant internal environment. Homeostasis typically involves negative feedback loops that counteract changes of various properties from their target values, known as set points.

Explanation:

So D. Glad to help! :D

4 0
2 years ago
Read 2 more answers
What existed during the mesozoic era
Ilia_Sergeevich [38]
Mezoic era began 252m years ago and ended 6.6m years ago.
It was a time of geological and biological transition. During this era the continents began to drift to their present configuration.
3 of the largest mass extinction occurred at this era. One which include the dinosaurs.
I hope this helped. :)
3 0
3 years ago
An atom of oxygen (O) has 8 protons, 8 neutrons, and 8 electrons. What is its mass number?
Tema [17]

16 is the mass of an atom of Oxygen

5 0
3 years ago
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