Chemistry
Chemistry, 12.11.2019 08:31, jadenp23

Asolution contains 3.00mol of potassium bromide in 10.0 mol of water. what is the mole fraction of potassium bromide​

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Chemistry, 28.06.2019 19:30, alleahbethea199
Asolution containing 2.8 moles of magnesium bromide is combined with a solution containing excess potassium carbonate. this chemical reaction takes place: mgbr2(aq) + k2co3(aq) → mgco3(s) + 2kbr(aq). if the volume of the resulting solution is 1.33 liters, what’s the concentration of potassium bromide? use the periodic table. a. 0.24 m b. 2.1 m c. 3.7 m d. 4.2 m e. 5.6 m
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Chemistry, 11.10.2019 22:30, tahiratnoel20
using only the information available in the periodic table, consider the elements potassium and bromine. from their location on the periodic table, identify the oxidation state and number of valence electrons for potassium and bromine. then use this information to describe their reactivity. which statement most accurately describes the compound formed by potassium and bromine? a) potassium and bromide form an ionic compound called potassium bromide (kbr). b) potassium and bromide form an ionic compound called potassium bromide (k2br). c) potassium and bromide share electrons to form a covalent compound called potassium monobromide (kbr). d) potassium and bromide share electrons to form a covalent compound called potassium dibromide (kbr2).
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Asolution contains 3.00mol of potassium bromide in 10.0 mol of water. what is the mole fraction of p...

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