Order the following substances from the least toxic to the most toxic: Least Toxic
1
chlorine (LD50 = 850 mg/kg)
2.
aspirin (LD 50 = 200 mg/kg)
3
cola flavoring (LD 50 = 140 mg/kg)
4
vitamin A (LD50 = 2000 mg/kg)
Most Toxic
12
1 point
Ps

mention the spill to the teacher clean the area and throw the broken pieces away

explanation:

the answer is learned

so here we go

atomic mass

239 + 1 = y + 134 + 3 combine like terms

240 = y + 137             subtract 137 from both terms

240 - 137 = y

103 = y

atomic number

94 = z +54 + 0

94 = z + 54               subtract 54 from both sides.

40 = z

answer