Chemistry, 06.05.2020 02:01, elrodkaitlynn8616

QUICK PLS! What is the pH of a solution with a concentration of 4.2 x 10−5 M H3O+
a. 2.31
b. 4.38
c.5.62
d.6.87

Answers: 3

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 06:30, queenkimm26

What is the polyatamic ion of thiosulfate

Answers: 1

continue

Chemistry, 22.06.2019 13:00, carlinryan

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.

Answers: 2

continue

Chemistry, 22.06.2019 14:50, jonmorton159

Consider the following multistep reaction: a b→ab(slow) a ab→a2b(fast)−−−−−−−−−−−−−−−−− 2a b→a2b(overall) based on this mechanism, determine the rate law for the overall reaction. express your answer in standard masteringchemistry format. for example, if the rate law is k[a]3[b]2 type k*[a]^3*[b]^2

Answers: 3

continue

Chemistry, 22.06.2019 16:40, westball101

Let the ed50 of a recreational drug be defined as the amount required for 50% of a test group to feel high or get a buzz. if the ed50 value of ethanol is 470 mg/kg body mass, what dose would a 70 kg party goer need to quickly consume in order to have a 50% chance of getting a buzz? 235 mg 470 mg 32,900 mg 35,000,000 mg

Answers: 3

continue

Do you know the correct answer?

QUICK PLS! What is the pH of a solution with a concentration of 4.2 x 10−5 M H3O+
a. 2.31