You know that neutrons<span> are found in the nucleus of an </span>atom<span>. Under normal conditions, protons and </span>neutrons<span> stick together in the nucleus. During radioactive decay, they may be knocked out of there. </span>Neutron<span> numbers are able to change the mass of </span>atoms<span>, because they weigh about as much as a proton and electron together.</span>
Answer:
bromine has 7 electron valenc because bromine in group VIIA
Answer:
B.)
Explanation:
An Aquifer is an underground formation containing groundwater
Given that Ka = 4.3 × 10^-4
At the half equivalence (Stoichiometric) point;
pH = pKa = - log (Ka)
Therefore; pKa = - log (4.3 ×10^-4)
= 3.37
Therefore; the pH at the half-stoichiometric point is 3.37
Answer:
The purpose of the space race was to achieve firsts in spaceflight capability. In my opinion I feel like Neil Armstrong.
Explanation:
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