chem 141 final day REVIEW

chem 141 final day REVIEW - REVIEW: Scientific method .4 -...

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REVIEW: Scientific method .4 - 1.7 polar covalent Dipole moment: polar molecules has them 1rad = 0.01 J/Kg 100 rads = 1 J/Kg Question 2 4 out of 4 points Talc is a mineral that has low conductivity for heat and electricity and that is not attacked by acid. It is used as talcum powder and face powder. A sample of talc weighs 35.97 g in air and 13.65 g in mineral oil ( d = 1.75 g/cm3). What is the density of talc? Selected Answer: 2.82 g/cm3 Correct Answer: 2.82 g/cm3 Question 1 5 out of 5 points A particular reaction may be both a precipitation and an acid-base (neutralization) reaction. Selected Answer: True Correct Answer: True Which scientist first proposed that particles of matter could have wave properties? de Broglie The orientation in space of an atomic orbital is associated with the magnetic quantum number (ml). Who was the first scientist to propose that an object could emit only certain amounts of energy? Selected Answer:
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This note was uploaded on 11/03/2008 for the course CHEM 141 taught by Professor Mulfod during the Fall '08 term at Emory.

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chem 141 final day REVIEW - REVIEW: Scientific method .4 -...

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