Chemistry, 21.07.2019 12:30 bobby1415

What is the volume of the figure on the right?

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Chemistry, 22.06.2019 10:00, Ivonne728

Drug abuse will not lead to physical and psychological dependence. true or false ?

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Chemistry, 22.06.2019 18:00, kyllow5644

Answer asap need to be answered by wednesday morning explain how a buffer works, using an ethanoic acid / sodium ethanoate system including how the system resists changes in ph upon addition of a small amount of base and upon addition of a small amount of acid respectively. include the following calculations in your i. calculate the ph of a solution made by mixing 25cm3 0.1m ch3cooh and 40cm3 0.1m ch3coo-na+. [ka = 1.74 x 10-5 m] ii. calculate the ph following the addition of a 10cm3 portion of 0.08 m naoh to 500cm3 of this buffer solution. iii. calculate the ph following the addition of a 10cm3 portion of 0.08 m hcl to 200cm3 of the original buffer solution.

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Chemistry, 22.06.2019 21:30, sarah192002

What is happening when the water inside a kettle heats up and begins to boil

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Chemistry, 23.06.2019 02:00, Paytonsmommy09

Butane gas reacts with oxygen gas to give carbon dioxide gas and water vapor (gas). if you mix butane and oxygen in the correct stoichiometric ratio, and if the total pressure of the mixture is 390 mmhg, what is the pressure (in mmhg) of water vapor after the reaction is completed (temperature and volume do not change).