... given by √ [(0.06 atm)2 + (0.08 atm)2] = √ (0.0036 atm2 + 0.0064 atm2) = √ (0.0100 atm2) = 0.1atm The overall pressure is given as 4.20 ± 0.10 atm.
確定! 回上一頁