Which statement indicates that a substance may be an ionic compound?
it has a low melti...
Chemistry, 06.10.2019 01:30 PotatoBananad
Which statement indicates that a substance may be an ionic compound?
it has a low melting point.
it is made up of molecules.
it can be flattened by a force.
it is made up of a crystal lattice.
Answers: 2
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Acontrol during an experiment. might change remains constant does not exist does change
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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]
Answers: 1
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