subject
Chemistry, 23.11.2020 05:20 kay4451

Elerium would have 25 protons, 30 neutrons and 24 electrons. What would its mass number be?

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 08:30
Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?
Answers: 1
question
Chemistry, 22.06.2019 10:10
Stage in which a typical star has completely stopped fusion
Answers: 1
question
Chemistry, 22.06.2019 21:40
Tooth enamel consists mainly of the mineral calcium hydroxyapatite, ca_10(po_4)_6(oh)_2. trace elements in teeth of archaeological specimens provide anthropologist with clues about diet and diseases of ancient people. students at hamline university measured strontium in enamel from extracted wisdom teeth by atomic absorption spectroscopy. solutions with a constant total volume of 10.0 ml contained 0.726 mg of dissolved tooth enamel plus variable concentrations of added sr. added sr find the concentration of sr in the 10 ml sample solution in parts per billion = ng/ml. find the concentration of sr in tooth enamel in parts per million = mu g/g.
Answers: 2
question
Chemistry, 23.06.2019 13:30
Type the correct answer in each box. use numerals instead of words. the distance between earth and the moon is about 384,400 kilometers. the distance can be written in scientific notation as a × 10b kilometers, where a = and b = .
Answers: 1
You know the right answer?
Elerium would have 25 protons, 30 neutrons and 24 electrons. What would its mass number be?...
Questions
question
English, 03.12.2020 18:10
question
Mathematics, 03.12.2020 18:10
question
Mathematics, 03.12.2020 18:10
question
Mathematics, 03.12.2020 18:10
Questions on the website: 13722363