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Chemistry, 12.12.2020 16:10, bcarri4073
This pot of water initially started with 100ml and a temperature of 28 degrees C. The water temperature rose to 103 degrees C. How much energy was absorbed by the water? (Specific heat of water is 1) q=mCΔT
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Answers: 2
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Chemistry, 22.06.2019 18:00, kingamir
Answer asap need it by wednesday morning carry out the following calculations on ph and ka of from data. i. calculate the ph of 0.02m hcl ii. calculate the ph of 0.036m naoh iii. calculate the ph of 0.36m ca(oh)2 iv. calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 v. calculate ka for weak acid ha which has a ph of 3.65 at 0.30m concentration vi. calculate the ka of a solution made by mixing 15.0 cm3 0.2m ha and 60.0 cm3 0.31m a-. [ph= 3.80] vii. calculate the ph of a solution made by mixing 15.0 cm3 0.1m naoh and 35.0 cm3 0.2m hcooh. [ka = 1.82 x 10-4 m]
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This pot of water initially started with 100ml and a temperature of 28 degrees C. The water temperat...
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