Chemistry, 06.11.2020 23:20 bunbun2913
Quan is an artist who makes jewelry using a technique called hammering. Hammering is when a person uses a mallet or special hammer and repeatedly hits the material to make patterns or to shape the material. In which area of the periodic table should Quan look to find materials that would be suitable for making this jewelry?
among the metals
among the metalloids
among the nonmetals
among the noble gases
Answers: 2
Chemistry, 22.06.2019 21:00
The rate constant for the reaction below is 6.2 x 10−5 mol l−1 s −1. if the initial concentration of a is 0.0500 m, what is its concentration after 115 s?
Answers: 1
Chemistry, 22.06.2019 21:30
The solid xy decomposes into gaseous x and y: xy(s) m x(g) + y(g) kp = 4.1 (at 0 °c) if the reaction is carried out in a 22.4 l container, which initial amounts of x and y will result in the formation of solid xy?
Answers: 1
Chemistry, 22.06.2019 22:30
Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.
Answers: 1
Quan is an artist who makes jewelry using a technique called hammering. Hammering is when a person u...
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