Which of the following statements is correct about the shape of the H2O molecule? Select all that apply.
Water is a linear molecule with bond angles of 180o
Water is a bent molecule with bond angles of 104.5o
Water has two pairs of unbonded electrons which are spread out evenly between the hydrogen atoms
Water’s two pairs of unbonded electrons push the hydrogen atoms further away from their negative charge
Answers: 2
Chemistry, 22.06.2019 00:30
Butadiene undergoes a reaction at a certain temperature in the gas phase as follows: 2c4h6(g) --> c8h12(g) the following data were collected for this reaction: time (min) [c4h6] (m) 0 0.36 15 0.30 30 0.25 48 0.19 75 0. determine the order of the reaction and the rate constant. 1st order and k = 4.3x10 -4 s-1 1st order and k = 2.3x10-4 s-1 2nd order and k = 4.3x10-4 s-1 2nd order and k = 2.3x10-4 s-1 zero and k = 4.3x10-4 s-1
Answers: 3
Chemistry, 22.06.2019 10:20
Gwhich r group would most likely be found in a hydrophobic area of the tertiary structure of a globular protein? which r group would most likely be found in a hydrophobic area of the tertiary structure of a globular protein? −ch2−oh −ch2−o||c−nh2 −ch2−coo− −ch2−ch2−ch2−ch2−n+h3
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Chemistry, 22.06.2019 15:00
What does the symbol (–hfus) indicate in a phase change?
Answers: 1
Chemistry, 22.06.2019 20:30
Which of the following is not true about the atomic model of substances?
Answers: 1
Which of the following statements is correct about the shape of the H2O molecule? Select all that ap...
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