Atomic mass by definition is the number of protons and neutrons.
We have eight protons and nine neutrons therefore the atomic mass must
be 17.
Hope this helps :).
TRYNA MARrk me BRAINLEST
Explanation:
Reflection is when light bounces off an object.
Answer:
Plants take up essential elements from the soil through their roots and from the air (mainly consisting of nitrogen and oxygen) through their leaves. Nutrient uptake in the soil is achieved by cation exchange, wherein root hairs pump hydrogen ions (H+) into the soil through proton pumps.
Answer:
It ensures greater accuracy in your observations.
Don’t know hgghyfgghm my bad g