Chemistry, 16.07.2019 23:30 magiflores6122

When two identical nonmetal atoms are bonded together the result is a?

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Chemistry, 21.06.2019 21:30, gatorr2010

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Chemistry, 23.06.2019 00:00, alisonsolis155

Before it was launched, a helium-filled balloon had a pressure of 201 kpa at a temperature of 27°c. at an altitude of 15,000 m, the pressure had decreased to 2.5 kpa and the temperature had dropped to -14 °c. the volume of the balloon increased to 59.3 m3. what is the original volume of the balloon? 13 m3 0.85 m3 0.077 m3 1.17 m3

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Chemistry, 23.06.2019 01:00, Zachgrainger4436

You wish to prepare a buffer consisting of acetic acid and sodium acetate with a total acetic acetate plus acetate concentration of 250 mm and a ph of 5. what concentrations of acetic acid and sodium acetate should you use

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Chemistry, 23.06.2019 06:00, fjsdfj1284

Which change will decrease the number of effective collisions during a chemical reaction? a. adding a catalyst b. increasing the surface area c. decreasing the temperature d. increasing the reactant concentrations e. increasing the volume of the reactants