Chemistry, 18.02.2020 06:17 valenciafaithtorres
What controls the rate of movement of groundwater? PLZ HELP
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Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )
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Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?
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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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What controls the rate of movement of groundwater? PLZ HELP...
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