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Answers by Rhens

Answers by Rhens
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How does an atom develop a positive charge
answered Oct 12, 2020
3 votes
211k views
How did iran iraq war led to instability in the gulf war
answered Sep 27, 2020
5 votes
47.0k views
How small are the wavelengths of gamma ray radiation?
answered Jul 9, 2020
3 votes
81.9k views
Two containers hold the same radioactive isotope. Container A contains 1000 atoms, and container B contains 500 atoms. Which of the following statements about containers A and B is true? Two containers
answered Jun 30, 2020
5 votes
18.7k views
Cylinder A and cylinder B have a height of 3 inches, but cylinder B has a diameter four inches greater than that of cylinder A. If the diameter of cylinder B is 12 inches, how much greater is the volume
answered Feb 18, 2020
2 votes
206k views
For the reaction: HF(aq)H'(aq)+F(aq) determine the change in the pH (ApH) for the addition of 1.75 M NaF salt to a 5.45 M solution of HF, Ka-7.2 x 104 Note: ApH pHHFtion pHacid no ion View Available Hint
answered Jan 28, 2020
3 votes
201k views
What is the volume of a sphere with radius of 16 inches? Use 3.14 for π. 200.96 in3 17,148.59 in3 1071.79 in3 4287.15 in3
answered Dec 20, 2019
3 votes
83.3k views
Find an equation for the circle that has center (−3, 4) and passes through the point (4, −2).
answered Jun 8, 2019
3 votes
198k views
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