Chemistry, 31.10.2019 12:31 wolffee895
The atomic number of gold (au) is 79, and the atom has a mass number of 197. how many neutrons are present in the atom of gold?
Answers: 1
Chemistry, 22.06.2019 11:00
Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that canβt be observed.
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Chemistry, 22.06.2019 14:30
Calculate the mass of carbon in 97.0 g of sucrose c12h22o11
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Chemistry, 23.06.2019 03:00
The size (radius) of an oxygen molecule is about 2.0 Γ10β10m. make a rough estimate of the pressure at which the finite volume of the molecules should cause noticeable deviations from ideal-gas behavior at ordinary temperatures (t= 300k ). assume that deviatons would be noticeable when volume of the gas per molecule equals the volume of the molecule itself.
Answers: 3
The atomic number of gold (au) is 79, and the atom has a mass number of 197. how many neutrons are p...
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