What is the net charge on an ion that has 9 protons, 11 neutrons, and 10 electrons?
A) 2+
B)...
Answers: 2
Chemistry, 22.06.2019 21:00
The rate constant for the reaction below is 6.2 x 10ā5 mol lā1 s ā1. if the initial concentration of a is 0.0500 m, what is its concentration after 115 s?
Answers: 1
Chemistry, 23.06.2019 02:30
Calculate the ph at the equivalence point for the titration of a solution containing 150.0 mg of ethylamine (c2h5nh2) with 0.1000 m hcl solution. the volume of the solution at the equivalence point is 250.0 ml. kb forethylamine is 4.7 Ć 10ā4 .
Answers: 2
Chemistry, 23.06.2019 04:00
What changes occur in the reaction indicated by the equation? check all that apply. the hydrogen nucleus loses protons. the oxygen nucleus gains protons. the bond in h2 is broken, and new bonds are formed between hydrogen and oxygen atoms. each electron associated with a hydrogen atom is shared with an oxygen atom.
Answers: 3
Chemistry, 23.06.2019 04:20
Malia was able to make a paper clip float on the surface of water what will most likely happen to the paper clip if a drop of dishwashing detergent is added near it
Answers: 1
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