Answers: 3
Chemistry, 21.06.2019 15:30
If 200.0g of copper(ll) sulfate react with an excess of zinc metal, what is the theoretical yield of copper
Answers: 1
Chemistry, 21.06.2019 23:30
Calculate the expected ph values of the buffer systems from the experiments (a,b,c,d), using the henderson- hasselbalch equation, ph-pka+log[a-]/[ha]. use for pka values carbonic acid= 6.37, and acetic acid= 4.75.
Answers: 2
Chemistry, 22.06.2019 23:00
The data below were determined for the reaction shown below. s2o82β + 3i β (aq) β 2so42β + i3β expt. # [s2o82β] (m) [i β] (m) initial rate 1 0.038 0.060 1.4 Γ 10 β 5 m/s 2 0.076 0.060 2.8 Γ 10 β 5 m/s 3 0.076 0.030 1.4 Γ 10 β 5 m/s the rate law for this reaction must be:
Answers: 1
Chemistry, 23.06.2019 02:00
Which of these is a density dependent factor? a. epidemic b. earthquake c. drought d. hurricane
Answers: 2
Now inspect group 16 (6A), starting with oxygen at the top. What do you notice about the change in t...
Mathematics, 14.09.2019 09:20
Mathematics, 14.09.2019 09:20
Mathematics, 14.09.2019 09:20
Mathematics, 14.09.2019 09:20