m_{muoi}\doteq m_{kim loai}\pm m_{goc axit}\doteq 5.2\pm 0.015\times 96\doteq 6.64\rightarrow dap an D the tich cua H_{2}SO4\doteq 0.015\div 0.5\doteq 0.03\rightarrow dap an D
$m_{mu
ối}
$$\doteq
$ $m_{kim lo
ại}
$$\pm m_{g
ốc axit}
$$\doteq 5.2\pm
$ $0.015\times96\doteq
$ $6.64\rightarrow
$ đáp
án
$D
$. th
ể t
ích c
ủa
$H_{2}SO4
$$\doteq
$ $0.015\div
$ $0.5\doteq
$$0.03\rightarrow
$ đáp
án
$D
$.