Chemistry, 06.07.2019 10:00 rabion8789
The atomic number is determined only by the number of in the nucleus of an atom. but, in a neutral atom it also represents the number of in the electron cloud.
Answers: 1
Chemistry, 22.06.2019 03:00
Which of these would be caused by a chemical change? a) the formation of lava. b) sedimantary rock layering over time. c) metamorphic rock forming from igneous. d) metamorphic rock eroding to form sedimentary rock.
Answers: 3
Chemistry, 22.06.2019 12:30
Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?
Answers: 2
The atomic number is determined only by the number of in the nucleus of an atom. but, in a neutral...
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