A、H<sub>2sub>SO<sub>4sub> B、HCl C、HAc D、HF
A、电场强度E<sub>Msub><E<sub>Nsub> B、电势U<sub>Msub><U<sub>Nsub> C、电势能W<sub>Msub><W<sub>Nsub> D、电场力的功A>0
A、B=0,因为B<sub>1sub>=B<sub>2sub>=B<sub>3sub>=0 B、B=0,因为B<sub>1sub>+B<sub>2sub>=0,B<sub>3sub>=0 C、B不等于0,因为虽然B<sub>1sub>=B<sub>3sub>=0,但B<sub>2sub>不等于0 D、B不等于0,因为虽然B<sub>1sub>=B<sub>2sub>=0,但B<sub>3sub>不等于0
A、I<sub>1sub>-I<sub>2sub>-I<sub>3sub>-I<sub>4sub> + I<sub>5sub>=0 B、I<sub>1sub>-I<sub>2sub> + I<sub>3sub>-I<sub>4sub>-I<sub>5sub>=0 C、I<sub>1sub>-I<sub>2sub>+ I<sub>3sub> + I<sub>4sub> +I<sub>5sub>=0 D、I<sub>1sub>-I<sub>2sub> + I<sub>3sub>-I<sub>4sub> + I<sub>5sub>=0
A、b=0 B、SS<sub>残sub>=SS<sub>总sub> C、SS<sub>回sub>=SS<sub>总sub> D、SS<sub>残sub>=SS<sub>回sub>
A、ΔS<sub>(环)sub><0 B、ΔS<sub>(系)sub>>0 C、[ΔS<sub>(系)sub>+ΔS<sub>(环)sub>]<0 D、[ΔS<sub>(系)sub>+ΔS<sub>(环)sub>]>0
A、B<sub>0sub>、C<sub>2sub>、B<sub>3sub> B、C<sub>0sub>、F<sub>0sub>、C<sub>1sub>、C<sub>2sub>、B<sub>2sub> C、C<sub>0sub>、F<sub>0sub>、C<sub>2sub>、B<sub>3sub> D、C<sub>0sub>、F<sub>0sub>、C<sub>1sub>、F<sub>2sub>
A、c<sub>0sub>,(a<sub>0sub>+b<sub>0sub>+c<sub>0sub>),(a<sub>0sub>+b<sub>0sub>) B、(a<sub>0sub>+b<sub>0sub>+c<sub>0sub>),(a<sub>0sub>+b<sub>0sub>),c<sub>0sub> C、(a<sub>0sub>+b<sub>0sub>),c<sub>0sub>,(a0+b0+c0) D、c<sub>0sub>,(a<sub>0sub>+b<sub>0sub>),(a<sub>0sub>+b<sub>0sub>+c<sub>0sub>)