Chemistry, 20.10.2021 04:40 wolfking800
A dump truck, a sports car, and a bicycle are traveling at the same velocity. Which is true?
A The bicycle has the least kinetic energy.
B More information is needed to compare their kinetic energy.
C They all have the same kinetic energy.
D The sports car has the most kinetic energy.
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
A dump truck, a sports car, and a bicycle are traveling at the same velocity. Which is true?
A The...
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