• 2022-06-04
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  • A

    内容

    • 0

      下列反应中,哪个是表示ΔH=ΔHfA、gB、r(s)的反应?() A: B: g( C: q)+ D: r( E: q)= F: g G: r(s) H: 2 I: g(s)+ J: r2=2 K: g L: r(s) M: N: g(s)+1/2 O: r2(l)= P: g Q: r(s) R: S: g(s)+1/2 T: r2(S)= U: g V: r(s)

    • 1

      各种试剂按纯度从高到低的代号顺序是()。 A: B: C: > D: E: > F: G: H: I: J: > K: L: > M: N: O: P: Q: > R: S: > T: U: V: W: X: > Y: Z: > [: \: ]: ^: _: > `: a: > b: c:

    • 2

      It should be noted that many people feel their life is both happy and meaningful. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O P: P Q: Q R: R

    • 3

      Most books on happiness today assert that happiness is beneficial to health. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O P: P Q: Q R: R

    • 4

      Evidence from research shows that it takes meaning for people to thrive. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O P: P Q: Q R: R