How long would you have to film something in HD to collect 1 PB of data? all day for 2 consecutive weeks

all day for 365 days (or 364 days in a leap year)

all day for about 3.5 years

all day for one light year

The answer is b on plato.

The activity series is shown in the attached picture. if the element is below the other, then you can displace the other. following the activity series as a guide, the reactions are as follows: nickel and aluminum chloride3 ni + 2 alcl₃  → 3 nicl₂ + 2 albarium and copper bromideba + cubr  →  no reaction because cu is less oxidizable than bapotassium nitrate and aluminum3 kno₃ + al  → al(no₃)₃ + 3 ksodium phosphate and zincnaso₄ + zn  → znso₄ + na