Answer:
B
Explanation:
I did the question before and got it right.
Yes, 50 pennies plus 50 pennies equals 100 pennies minus 50pennies equals 50 pennies.
Answer:
Tetrazine is a compound that consists of a six-membered aromatic ring containing four nitrogen atoms with the molecular formula C2H2N4.
(See the image)
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Answer:
wer
c=3.00×108 m/s (the speed of light in a vacuum) λ = wavelength in meters ν = frequency in Hertz (Hz) or 1s or s−1 .
Explanation:
I might be wrong also you don't have to give me brainliest save it for someone else who knows I might be wrong
No. Of protons = mass no. - no. Of neutrons
No. Of protons = 67 - 37
= 30
No. Of electrons = 28
Zinc will have 30 protons and 28 electrons. So, it will have +2 charge
Symbol - Zn^+2