Which sentence describes all Atoms if one element?
A. They have the same number of proto...
Chemistry, 21.05.2020 01:07 victorialeona81
Which sentence describes all Atoms if one element?
A. They have the same number of protons
B. They have the same number of isotopes
C. They have the same properties
D. They have the same number of neutrons
Answers: 3
Chemistry, 22.06.2019 06:00, palomaresmitchelle
There are 6.022, 104 atoms of hg in 1 mole of hg the number of atoms in 45 moles of hg can be found by multiplying 4.5 by 6.022, 102 which is the number of atoms in 4.5 moles of hg, correctly written in scientific notation with the correct number of significant figures? 0 21,109 0 21,100 271, 1024 27.099, 100 mark this and retum save and exit submit
Answers: 1
Chemistry, 22.06.2019 20:00, teacherpreacher
For the reaction c6h14(g) & longrightarrow; c6h6(g) + 4h2(g), δp(h2)/δt was found to be 2.5 x 10-2 atm/s, where δp(h2) is the change in pressure of hydrogen. determine δp(c6h14)/δt for this reaction at the same time.
Answers: 2
Chemistry, 23.06.2019 03:10, 3jazybraxy
Which is true according to the law of conservation of energy
Answers: 1
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