2 - Exp. [XY] [Z2] Initial Rate 1 0.1 0.1 2.0x10-5 2 0.2...

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2/21/11 Which of the following are true about carbon’s allotropes? (I) Carbon atoms in diamond arrange in tetrahedral network which make it the hardest material. (II) Formula of buckminsterfullerene is C50. (II) Carbon structure in nanotube is similar to graphite.
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2/21/11
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2/21/11 Which of the following are false? (I) Nuclear fusion reaction can take place at low Temperature. (II) It occurs on the sun. (II) Nuclear fusion is the process in which two or more atomic nuclei join together, or "fuse", to form a single heavier nucleus.
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2/21/11 Which of the following pair(s) have the same structure? (I) Silicon dioxide, carbon dioxide (I) boron trifluoride, phosphorus trihydride (I) chlorate ion, ammonia
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2/21/11 (I) Silicon dioxide, Carbon dioxide (II) Boron trifluoride, Phosphorus trihydride (III) Chlorate ion, Ammonia
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2/21/11 Which particle is emitted from decaying of C- 14 to N-14? a. Alpha b. Gam ma c. Beta d. X-ray 14C6 & 14N5 + 0e-1
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2/21/11 XY + Z2 r XZ + Y2
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Unformatted text preview: Exp. [XY] [Z2] Initial Rate 1 0.1 0.1 2.0x10-5 2 0.2 0.1 4.0x10-5 3 0.2 0.2 1.6x10-5 4 1.2 0.8 ? What is the Rate law of this Reaction? A. k[XY] [Z2] C. k[XY]2[Z2 D. k[XY] [Z2]2 B. k[XY]2[Z2 ] 2/21/11 Exp. [XY] [Z2] Initial rate 1 0.1 0.1 2.0x10-5 2 0.2 0.1 4.0x10-5 3 0.2 0.2 1.6x10-5 4 1.2 0.8 ? From exp 1 and 2, [XY] is doubled / rate is doubled(2 1 ). Rate = k[XY]a[Z2]b a = 1 From exp 2 and 3, [Z2] is doubled / rate is quadrupled (2 2 ). b = 2 Rate = k[XY]1[Z2]2 2/21/11 Exp. [XY] [Z2] Initial rate 1 0.1 0.1 2.0x10-5 4 1.2 0.8 ? Find rate of reaction in exp. 4 Rate = k[XY] [Z2]2 1. Find k from exp.1 ; 2.0x10-5 = k(0.1)(0.1)2 k = 0.02 2. Substitute k in exp.4 ; rate = 0.02(1.2)(0.8)2 = 1.536x10-2 2/21/11 (C17H35)3COOC3H5 + 3NaOH K 3C17H35COONa + C3H8O3 (I) This reaction is called saponification. (I) It is used to making soap. (I) The product is sodium stearate....
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2 - Exp. [XY] [Z2] Initial Rate 1 0.1 0.1 2.0x10-5 2 0.2...

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