B because how is she purchased it
2Al + 3Pb(NO3)2 ➡️ Al(NO3)3 + 3Pb
Al: 2 Al: 2
Pb: 3 Pb: 3
N: 2 N: 3
O: 6 O: 9
6Al + 9Pb(NO3)2 ➡️ 6Al(NO3)3 + 9Pb
Al: 6 Al: 6
Pb: 9 Pb: 9
N: 18 N: 18
O: 54 O: 54
B. Because this is an action that is happening that is causing the illness.
A neutral atom of Cobalt has an atomic number of 27 and an atomic mass of 59.
Co has 12 neutrons
Answer: Gross pay is what employees earn before taxes, benefits and other payroll deductions are withheld from their wages. The amount remaining after all withholdings are accounted for is net pay or take-home pay.
Explanation: Hope this helps :)