The isotope of an unknown element, x, has a mass number of 79. the most stable ion of the isotope has 36 electrons and forms a binary compound with sodium having a formula of na2x. which of the following statements is(are) true? for the false statements, correct them. a. the binary compound formed between x and fluorine will be a covalent compound. b. the isotope of x contains 38 protons. c. the isotope of x contains 41 neutrons. d. the identity of x is strontium, sr.
Answers: 1
Chemistry, 22.06.2019 16:10, 00015746
Predict the reactants of this chemical reaction. that is, fill in the left side of the chemical equation. be sure the equation you submit is balanced. (you can edit both sides of the equation to balance it, if you need to.) note: you are writing the molecular, and not the net ionic equation. > cacl2(aq) + h20(l)
Answers: 2
Chemistry, 23.06.2019 01:30, oliviacolaizzi
What happens to the concentration of hydronium ions as the ph of a solution increases? a. hydronium ion concentration stays the same b. hydronium ion concentration decreases c. hydronium ion concentration increases
Answers: 1
The isotope of an unknown element, x, has a mass number of 79. the most stable ion of the isotope ha...
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