Which of the following is a possible molecular
formula for a compound with an empirical
formu...
Chemistry, 17.12.2020 08:40 asilverman
Which of the following is a possible molecular
formula for a compound with an empirical
formula C, H,O?
A) C3H2O2
B) C12H1202
C) C2H2O
D) C3H2O
E) CHO0.25
Answers: 1
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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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