Answer:
5.15 moles
Explanation:
2zn + o2 = 2zno
5.15 2.57 5.15 moles
nzno=500/(16x2+65)= 5.15 moles
-> nzn = 5.15 x 2 ÷ 2 = 5.15 moles
I had this same question on one of are worksheets is D I can’t really explain it but the answer is D
A. electron. The nucleus has protons and neutrons, quark is the particle which forms protons and neutrons.
Answer: The answer is A
Explanation: No because it’s is a mixture because physical methods were used to separate its particals
