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Chemistry, 21.06.2019 17:00
The most efficient way to establish the best possible economizer position is to measure
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Chemistry, 22.06.2019 18:00
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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Chemistry, 22.06.2019 23:00
In which region is the substance in both the solid phase and the liquid phase? 1 2. 3 4 mark this and return save and exit next
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Chemistry, 23.06.2019 04:31
Which of the following is an example of how telecommunication devices people do their jobs? a.) a security guard checks the time using a digital watch. b.) a banker does some quick math using a solar calculator. c.) a nurse uses a digital thermometer to take a patient’s temperature. d.) a construction worker reports in to his office using a cell phone.
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Biology, 23.02.2020 22:37
Mathematics, 23.02.2020 22:37
Mathematics, 23.02.2020 22:37
Mathematics, 23.02.2020 22:37
Mathematics, 23.02.2020 22:37
Mathematics, 23.02.2020 22:37
Mathematics, 23.02.2020 22:38
Mathematics, 23.02.2020 22:38
Mathematics, 23.02.2020 22:38