exam 2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| N2+3H--2NH3+heat. what makes it shift to the right? | decrease temp, remove some NH3, adding some N2.
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| Which of the following does not exist as a diatomic molecule? | carbon
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| what is the classification for this reaction? Zn+2HCl- Zn+ H2 | single replacement
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| what is the molecular geometry of CH2O? | trigonal planar
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| identify the functinal group in the compound CH3CH2COOH? | carboxylic acid
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| when a reaction is at equilibrium: | the reaction rate f the forward reaction is equal to the rate of the reverse
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| a serving of fish contains 50 g of protein (4) and 4 g of fat(9). how many kcals are in the serving | 240
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| which of the following is nonpolar? | CCl4
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| in a chemical reaction, the rate of the reaction can be increased by: | increasing the concentration of reactant molecules
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| what coefficient is placed in front of O2 to complete the balancing of the following equation? C5H8+ ? O2-- 5CO2+4H2O? | 7
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| compounds that are cis-trans isomers: | cis- same side. trans-diagonal.
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| which of the following exhibits primarily dipole-dipole intermolecular forces? | CH3OCH3
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| In a catalyzed reaction, the function of the catalyst is to: | increase the energy given off in a reaction
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| which molecule contains a chiral carbon | jhlkjh
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| a bond where the electrons are shared unequally is called: | polar covalent bond
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| which of the following molecules cannot exhibit hydrogen binding? | CH4
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| compounds that have the same molecular formula but diff arrangements of atoms are called: | isomers
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| carbon atoms always have how many covalent binds? | four
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| an enantiomer is : | a stereoisomer that is a mirror image of another molecule
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| which of the following would be most soluble in water: | CH3CH2OH
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| Lewis structure for NH3. whats the molecular geo, is it polar or nonpolar | pyramidal, polar
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| Collision theory of molecular reactions | three O
collide, orientation, activation energy
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| WHY DOES TEMP HAVE AN EFFECT ON RATE OF REACTIONS | MORE HEAT, MORE MOVING MOLECULES, INCREASE CHANCES OF COLLisSION AT THE RIGHT ORIENTATION WITH ENOUGH eA.
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