A、C<sub>5sub>H<sub>10sub>O<sub>2sub> B、C<sub>5sub>H<sub>12sub>NO C、C<sub>6sub>H<sub>14sub>O D、C<sub>5sub>H<sub>14sub>N<sub>2sub>
A、C<sub>5sub>H<sub>10sub>O<sub>2sub> B、C<sub>5sub>H<sub>12sub>NO C、C<sub>6sub>H<sub>14sub>O D、C<sub>5sub>H<sub>14sub>N<sub>2sub>
A、ΔH=H<sub>2sub>-H<sub>1sub>>0 B、ΔH=H<sub>2sub>-H<sub>1sub><0 C、ΔH=H<sub>2sub>-H<sub>1sub>≠0 D、ΔH不一定为零
A、△H<sub>1sub>+ △H<sub>2sub>+△H<sub>3sub> =△H<sub>4sub> B、△H<sub>1sub>+ △H<sub>2sub> = △H<sub>3sub> +△H<sub>4sub> C、(△H<sub>1sub>+ △H<sub>2sub>)-(△H<sub>3sub> +△H<sub>4sub>)=△H<sub>5sub> D、△H<sub>1sub>+△H<sub>2sub>+△H<sub>3sub>+△H<sub>4sub> =△H<sub>5sub>
A、C<sub>4sub>H<sub10>O B、C<sub>5sub>H<sub>12sub>O C、C<sub>6sub>H<sub>14sub>O D、C<sub>7sub>H<sub>16sub>Osub10>
A、H<sub>1sub>、H<sub>2sub>A、H<sub>2sub>B、H<sub>3sub> B、H<sub>1sub>、H<sub>2sub>A、H<sub>2sub>B、H<sub>3sub>A C、H<sub>2sub>A、H<sub>2sub>B、H<sub>3sub>、H<sub>4sub> D、H<sub>2sub>A、H<sub>2sub>B、H<sub>3sub>A、H<sub>4sub>
A、Δ<sub>rsub>H<sub>msub>=Δ<sub>rsub>G<sub>msub> B、Δ<sub>rsub>H<sub>msub>〉Δ<sub>rsub>G<sub>msub> C、Δ<sub>rsub>H<sub>msub>〈Δ<sub>rsub>G<sub>msub> D、三种均可能
A、Δ<sub>rsub>H<sub>msub>=Δ<sub>rsub>G<sub>msub> B、Δ<sub>rsub>H<sub>msub>>Δ<sub>rsub>G<sub>msub> C、Δ<sub>rsub>H<sub>msub><Δ<sub>rsub>G<sub>msub> D、三种均可能