Chemistry, 19.09.2019 06:00 mmassaro19
A0.03 mol sample of nh4no3(s) is placed in a 1 l evacuated flask, which is then sealed and heated. the nh4no3(s) decomposes completely according to the balanced equation above. the total pressure in the flask measured at 400 k is closest to which of the following? (the value of the gas constant, r, is 0.082 l atm mol-1 k-1.)
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Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.
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A0.03 mol sample of nh4no3(s) is placed in a 1 l evacuated flask, which is then sealed and heated. t...
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