Газы в химии

$V = nV_m$

$pV=nRT$

$n=\frac{pV}{RT}$

$p=\frac{nRT}{V}$

$V=\frac{nRT}{p}$

$V_m=\frac{RT}{p}$

$V_m=\frac{V}{n}=\frac{RT}{p};\quad V_m\approx22{,}4\,\text{л/моль}\ \text{при }273{,}15\,\text{К и }101{,}325\,\text{кПа}$

$n=\frac{V}{V_m}$

$V=nV_m$

$N=\frac{V}{V_m}N_A$

$\frac{V_1}{n_1}=\frac{V_2}{n_2}$

$p_1V_1=p_2V_2$

$p_2=p_1\frac{V_1}{V_2}$

$\frac{V_1}{T_1}=\frac{V_2}{T_2}$

$V_2=V_1\frac{T_2}{T_1}$

$\frac{p_1}{T_1}=\frac{p_2}{T_2}$

$p_2=p_1\frac{T_2}{T_1}$

$\frac{p_1V_1}{T_1}=\frac{p_2V_2}{T_2}$

$p=\sum_i p_i$

$p_i=x_i p$

$x_i=\frac{n_i}{\sum n_i}$

$\varphi_i=\frac{V_i}{V}$

$M_{sr}=\sum_i x_iM_i$

$\rho=\frac{pM}{RT}$

$M=\frac{\rho RT}{p}$

$D_{A/B}=\frac{M_A}{M_B}$

$\frac{v_1}{v_2}=\sqrt{\frac{M_2}{M_1}}$

$\frac{t_1}{t_2}=\sqrt{\frac{M_1}{M_2}}$

$\frac{V(A)}{\nu(A)}=\frac{V(B)}{\nu(B)}$

$V_B=V_A\frac{\nu_B}{\nu_A}$

$p_{gaza}=p_{obs}-p_{H_2O}$

$V = n \cdot V_m,\quad V_m \approx 22{,}4\ \text{л/моль}$

$\rho=\frac{M}{V_m}$

$D_{H_2}=\frac{M_{\text{газа}}}{M_{H_2}}=\frac{M_{\text{газа}}}{2}$

$V=\frac{nRT}{p}$