Chemistry, 09.10.2019 10:30 amariyanumber1923
Q4 describe the change of atomic radio for the elements in period 2, from lithium to neon
Answers: 3
Chemistry, 21.06.2019 23:40
If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?
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Chemistry, 22.06.2019 10:30
What woukd most likely be the transmittance at a 0.70 m solution of solute a? a) 7.6%b) 1.1%c)4.0%d)4.6%
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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 can’t be observed.
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Chemistry, 22.06.2019 14:30
For the reaction shown, find the limiting reactant for each of the following initial amounts of reactants. 4al(s)+3o2(g)→2al2o3(s) a) 1 molal, 1 mol o2 b) 4 molal, 2.6 mol o2 c) 16 molal, 13 mol o2 d) 7.4 molal, 6.5 mol o2
Answers: 3
Q4 describe the change of atomic radio for the elements in period 2, from lithium to neon...
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