Chemistry, 08.11.2020 01:10 sherthornton67pebyd0
Industrially, vanadium metal, which is used in steel alloys , can be obtained by reacting vanadium oxide with calcium at high temperature:5Ca+V2O5➡️5CaO+2V
In one process, 1.540❎103g of V2O5 react with 2.010❎103gCa
A)Calculate the theoretical yield of v
B) calculate the percent yield if 823.0 g of V are obtained
Answers: 2
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Chemistry, 22.06.2019 02:00
The alkali metals (group 1) consist of lithium (3), sodium (11), potassium (19), rubidium (37), cesium (55), and francium (87). they are soft, metallic solids with low densities and low melting points. based on the data shown in figure 1, how many valence electrons do alkali metals share?
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The diagrams to the right show the distribution and arrangement of gas particles in two different containers. according to kinetic-molecular theory, which of the following statements is true? check all that apply. if the temperatures of both containers are equal, container a has greater pressure than container b. if the volume of container a decreased, its pressure would decrease. if the pressure in both containers is equal, container a has a lower temperature than container b.
Answers: 2
Chemistry, 23.06.2019 02:30
Which statement best describes the liquid state of matter? a. it has definite shape but indefinite volume. b. it has definite shape and definite volume. c. it has indefinite shape and indefinite volume. d. it has indefinite shape but definite volume.
Answers: 1
Industrially, vanadium metal, which is used in steel alloys , can be obtained by reacting vanadium o...
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