Ideal gasses

Q: "Qualitative results" refers to:

(a) :  Results that can be observed during an experiment.
(b) :  Result that are difficult to observe during an experiment.
(c) :  Results that require numerical data.
(d) :  none of these is correct.
(e) :  None of the Above
Answer:  none of these is correct.
Explanation:  

Q: What's the concentration of Ag+ion in a saturate silver chloride solution? Ksp =1.56x 10-10

(a) :  1.25 x 10-5 M
(b) :  4.90 M
(c) :  3.39 x 10-4 M
(d) :  none of these
(e) :  None of the Above
Answer:  1.25 x 10-5 M
Explanation:  

Q: Bohr's model of the atomwas able to accurately explain:

(a) :  Why spectral lines appear when atoms are heated.
(b) :  The energies of the spectral lines for each element.
(c) :  Why electrons travel in circular orbits around the nucleus.
(d) :  None of the above answers is correct
(e) :  None of the Above
Answer:  Why spectral lines appear when atoms are heated.
Explanation:  

Q: Accuracy is defined as:

(a) :  A measure of how often an experimental value can be repeated
(b) :  The colseness of a measured value to the real value.
(c) :  The number of significant figures used in measurment.
(d) :  None of these
(e) :  None of the Above
Answer:  The colseness of a measured value to the real value.
Explanation:  

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