Chemistry, 24.08.2019 04:30 gentrygoated123
Q30.27: the nucleus of the hydrogen atom has a radius of about 1.2 x 10-15 m. the electron is normally at a distance of about 5.3 x 10-11 m. assume that the hydrogen atom is a uniform sphere of radius 5.3 x 10-11 m. what percentage of the volume of the atom is occupied by the nucleus?
Answers: 2
Chemistry, 22.06.2019 05:50
Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3 -> a2cr(no3)3 + a3ag2so4
Answers: 1
Chemistry, 22.06.2019 13:30
Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering
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Chemistry, 22.06.2019 14:30
Select the word from the list that best fits the definition the nuclear family into which a person is born or adopted.
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Chemistry, 22.06.2019 14:40
Pastoral farming is best described as a. a method of raising livestock and moving herds b. an african method of agriculture c. a method of cultivating crops on poor soils d. a common method of desert farming select the best answer from the choices provided a b c d
Answers: 2
Q30.27: the nucleus of the hydrogen atom has a radius of about 1.2 x 10-15 m. the electron is norma...
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