Chemistry, 16.09.2019 18:50 sindy35111
Which is a balanced chemical equation?
a) c7h16 + 5o2 6co2 + 4h2o
b) c7h16 + 11o2 7co2 + 8h2o
c) c7h16 + 14o2 7co2 +5h2o
d) c7h16 + 22o2 14co2 + 16h2o
Answers: 2
Chemistry, 22.06.2019 00:20, TamB01
Use the gizmo to find the concentration of the mystery ch3cooh. use the titrant and indicator shown below perform the titration. what is the titrant volume? titrant analyte indicator titrant volume analyte concentration naoh ch3cooh phenophthalein select one: a. 20.0 ml b. 27.0 ml c. 30.0 ml d. 24.0 ml
Answers: 2
Chemistry, 22.06.2019 13:30, annanikherrera
If the concentration of phosphate in the cytosol is 2.0 mm and the concentration of phosphate in the surrounding fluid is 0.1 mm, how could the cell increase the concentration of phosphate in the cytosol? a) passive transportb) diffusionc) active transportd) osmosise) facilitated diffusion
Answers: 3
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]
Answers: 1
Chemistry, 22.06.2019 23:30, shukriabdisabrie
Match each statement with the state of matter it describes
Answers: 3
Which is a balanced chemical equation?
a) c7h16 + 5o2 6co2 + 4h2o
b) c7h16 + 11o2 7co2...
a) c7h16 + 5o2 6co2 + 4h2o
b) c7h16 + 11o2 7co2...
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