Answers: 2
Another question on Physics
Physics, 22.06.2019 13:10
The atoms in a nickel crystal vibrate as harmonic oscillators with an angular frequency of 2.3 × 1013 rad/s. the mass of a nickel atom is 9.75 × 10-26 kg. what is the difference in energy between adjacent vibrational energy levels of nickel? (h = 6.626 × 10-34 j • s, , 1 ev = 1.60 × 10-19 j)
Answers: 2
Physics, 22.06.2019 19:50
What are the dimensions of the cross section that passes through the points a, f, g, and d?
Answers: 2
Physics, 22.06.2019 21:00
Aflask with vinegar in it has a mass of 160 grams. a balloon with baking soda in it has a mass of 40 grams. the balloon is attached to the flask to seal the opening and the vinegar and baking soda mixes. the balloon inflates to a large volume. what will the total mass of the balloon and flask be after the balloon inflates? explain. a) less than 200 grams because the solid baking soda disappears. b) 200 grams, because all the atoms remain in the balloon or flask. c) more than 200 grams because the size of the balloon is so much larger. d) less than 200 grams because gases such as the one in the balloon are lighter than solids and liquids.
Answers: 1
You know the right answer?
Explain how you can change the tension in a vibrating string...
Questions
Mathematics, 01.02.2020 07:42
Biology, 01.02.2020 07:42
Mathematics, 01.02.2020 07:42
History, 01.02.2020 07:42
Business, 01.02.2020 07:42
History, 01.02.2020 07:42
Mathematics, 01.02.2020 07:42
History, 01.02.2020 07:42
Biology, 01.02.2020 07:43
