Answer:
a homogeneous mixture of two or more substances
Answer:
A.)
Explanation:
Just took this test and got the question right!
Answer:
the electron configuration is the distribution of electrons of an atom or molecule in atomic or molecular orbitals
Explanation:
Answer:
40
Explanation:
because NaOH makes 40 grams.
The emission of a beta particle has the effect of : C. No change in mass
basically, beta particle has a very very little mass compared to the proton and neutrons, so little to the point that it never considered as a change in mass. But it does decreases the charge of atom
hope this helps