26 because you need to do 54-28=26
The atomic mass number is the number of protons AND neutrons together.
Answer:
C. Kidneys filter wastes from the bloodstream and produce urine
Explanation:
<u>Answer:</u>
Nitrogen gas be a mineral only, if it is in organic forms.
<u>Explanation:</u>
Most of the forms of organic nitrogen is not be taken by plants, with the exception in the form of small organic molecules. Also plants can promptly take the nitrogen when it is in other forms like ammonia and nitrate.
The microorganisms in the soil converts the organic forms of nitrogen to mineral form when they decompose organic matters and also fresh plant residues. This type of process is called mineralisation.
The pressure of gas will increase because gaseous state is the final state and even if the heat added is evaporating some more gas is still added. It also depends on the temperature of heat added, if the temperature doesn't change the it's most likely for the pressure to be stable...
Hope it helps
Answer:I believe that the answer is c
Explanation: photosynthesis gives us oxygen to breath therefore it is helpful to humans