15.6 grams of lead(ii) nitrate is in a test tube. a 4.8-g sample of potassium iodide is an erlenmeyer flask. the substance in the test tube is poured into the erlenmeyer flask so that the two substances react. the mass of the erlenmeyer flask 115.6 grams. what is the mass of the combined products & erlenmeyer flask?
Answers: 1
Physics, 22.06.2019 10:30
Astone weighing 1.5 kilograms is resting on a rock at a height of 20 meters above the ground. the stone rolls down 10 meters and comes to rest on a patch of moss. the gravitational potential energy of the stone on the moss is joules.
Answers: 1
Physics, 22.06.2019 12:30
Uppose we consider the system of the three capacitors as a single "equivalent" capacitor. given the charges of the three individual capacitors calculated in the previous part, find the total charge qtot for this equivalent capacitor. express your answer in terms of v and c.
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Physics, 23.06.2019 00:30
Arope has one end tied to a vertical support. you hold the other end so that the rope is horizontal. if you move the end of the rope back and forth with a frequency of 4 hz, the transverse wave you produce has a wavelength of 0.5 m. what is the speed of the wave in the rope?
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Physics, 23.06.2019 01:00
How much work would it take to move a coulomb charge across a 4 volt potential difference?
Answers: 2
15.6 grams of lead(ii) nitrate is in a test tube. a 4.8-g sample of potassium iodide is an erlenmeye...
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