Chemistry, 04.02.2021 20:00 drpharmd1769
Potassium loses electrons when it reacts with oxygen. Which statement is
true of potassium in this reaction?
A. It reduces
B. It oxidizes.
OC. It undergoes synthesis
D. It undergoes redox
Answers: 2
Chemistry, 21.06.2019 23:50
How does a scientist the government? a. the scientist tells people in society what to do. b. the scientist determines the policies that the government spends money on. c. the scientist provides unbiased information to the government. d. the scientist makes laws based on his or her research results.
Answers: 1
Chemistry, 22.06.2019 13:00
Jose and eric were given four samples in lab. the results of their analysis are shown in the table. based on the data they collected, which sample is most likely a metal?
Answers: 1
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, 22.06.2019 23:00
Consider the reaction: 2al(s) + fe2o3(s) β al2o3(s) + 2fe(s) the Ξ΄hf for fe2o3(s) = -824.3 kj/mole. the Ξ΄hf for al2o3(s) = -1675.7 kj/mole. finish the equation. Ξ΄hrxn = [(1)( kj/mole) + (2)( kj/mole)] - [(1)( kj/mole) + (2) ( kj/mole)]
Answers: 1
Potassium loses electrons when it reacts with oxygen. Which statement is
true of potassium in this...
Social Studies, 03.11.2019 03:31
Social Studies, 03.11.2019 03:31
Biology, 03.11.2019 03:31
Mathematics, 03.11.2019 03:31
Mathematics, 03.11.2019 03:31
History, 03.11.2019 03:31
Mathematics, 03.11.2019 03:31
Health, 03.11.2019 03:31
Mathematics, 03.11.2019 03:31
Mathematics, 03.11.2019 03:31
Mathematics, 03.11.2019 03:31