Order of a standard reaction, or pick the reaction of a given order

1. A.
   1
2. B.
   0
3. C.
   3
4. D.
   2

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1. A.
   0
2. B.
   1
3. C.
   1.5
4. D.
   2

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1. A.
   ${CH}_{3}{CHO}_{(g)} \longrightarrow {CH}_{4(\text{ }g)} + {CO}_{(g)}$
2. B.
   $2{NO}_{2(g)} + F_{2(g)} \longrightarrow 2{NO}_{2}{\text{ }F}_{(g)}$
3. C.
   $2{NO}_{(g)} + 2H_{2(g)} \longrightarrow N_{2(g)} + 2H_{2}O_{(g)}$
4. D.
   $2H_{2}O_{2(l)} \longrightarrow 2H_{2}O_{(l)} + O_{2(g)}$

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1. A.
   $2H_{2}O_{2(\text{ }g)} \longrightarrow 2H_{2}P_{(l)} + O_{2(\text{ }g)}$
2. B.
   $H_{2(\text{ }g)} + I_{2(\text{ }g)} \longrightarrow 2{HI}_{(g)}$
3. C.
   ${CH}_{3}{CHO}_{(g)} \longrightarrow {CH}_{4(\text{ }g)} + {CO}_{(g)}$
4. D.
   $2{NO}_{(g)} + 2H_{2(\text{ }g)} \longrightarrow N_{2(\text{ }g)} + 2H_{2}O_{(g)}$

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1. A.
   1
2. B.
   1.5
3. C.
   2
4. D.
   3

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1. A.
   $0$
2. B.
   $1$
3. C.
   $2$
4. D.
   $3$

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1. A.
   $0$
2. B.
   $1$
3. C.
   $1.5$
4. D.
   $2$

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1. A.
   $\mathrm{2\,H_2O_{2(l)} \rightarrow 2H_2O_{(l)} + O_{2(g)}}$
2. B.
   $\mathrm{CH_3CHO_{(g)} \rightarrow CH_{4(g)} + CO_{(g)}}$
3. C.
   $\mathrm{2\,NO_{2(g)} + F_{2(g)} \rightarrow 2NO_2F_{(g)}}$
4. D.
   $\mathrm{2\,NO_{(g)} + 2H_{2(g)} \rightarrow N_{2(g)} + 2H_2O_{(l)}}$

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1. A.
   $\mathrm{2H_2O_{2(g)} \longrightarrow 2H_2O_{(\ell)} + O_{2(g)}}$
2. B.
   $\mathrm{H_{2(g)} + I_{2(g)} \longrightarrow 2HI_{(g)}}$
3. C.
   $\mathrm{CH_3CHO_{(g)} \longrightarrow CH_{4(g)} + CO_{(g)}}$
4. D.
   $\mathrm{2NO_{(g)} + 2H_{2(g)} \longrightarrow N_{2(g)} + 2H_2O_{(\ell)}}$

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1. A.
   $\mathrm{2H_2O_2(g) \longrightarrow 2H_2O(l) + O_2(g)}$
2. B.
   $\mathrm{H_2(g) + I_2(g) \longrightarrow 2HI(g)}$
3. C.
   $\mathrm{CH_3CHO(g) \longrightarrow CH_4(g) + CO(g)}$
4. D.
   $\mathrm{2NO(g) + 2H_2(g) \longrightarrow N_2(g) + 2H_2O(l)}$

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