Answer:hydrogen atomic no and mass no is 1. In hydrogen there is one electron ,one proton and zero neutron.
Explanation:
Neutron is zero because neutron
Nnumber =atomic no - mass no so 1-1=0.
Answer:
sawmp if this is correct can u mark me brainliest
I think [A. <span>evaporation increases the salinity of ocean water], but not sure</span>
By means of natural selection.
I think natural could be the word
1. B blood type that is a multiple allele trait
2. A height from short to tall that is a polygenic trait