Chemistry, 22.07.2019 02:30 DVM117x017
The value of ka for nitrous acid (hno2) at 25 ∘c is 4.5×10−4. what is the value of δg at 25 ∘c when [h+] = 5.9×10−2m , [no2-] = 6.3×10−4m , and [hno2] = 0.21m ? be sure to express your answer in units of kj in the box below. answers without units will not be given credit.
Answers: 1
Chemistry, 21.06.2019 14:30
Alculate the concentration of h3o⁺in a solution that contains 5.5 × 10-5m oh⁻at 25°c. identify the solution as acidic, basic, or neutral.a) 1.8 × 10-10m, basicb) 1.8 × 10-10m, acidicc) 5.5 × 10-10m, neutrald) 9.2 × 10-1m, acidice) 9.2 × 10-1m, basic
Answers: 1
Chemistry, 21.06.2019 19:00
Identify which properties could correspond to solids, plasmas, or both. maintain a unique shape. collide infrequently with other particles. have very high velocities. conduct electricity. protons. have a low temperature. has long-range order.
Answers: 1
Chemistry, 22.06.2019 06:30
Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line
Answers: 1
Chemistry, 22.06.2019 07:50
In which situation can a mixture always be called a solution
Answers: 3
The value of ka for nitrous acid (hno2) at 25 ∘c is 4.5×10−4. what is the value of δg at 25 ∘c when...
Chemistry, 08.11.2019 09:31
Mathematics, 08.11.2019 09:31
History, 08.11.2019 09:31
Mathematics, 08.11.2019 09:31
English, 08.11.2019 09:31
Health, 08.11.2019 09:31
Biology, 08.11.2019 09:31
Mathematics, 08.11.2019 09:31
Mathematics, 08.11.2019 09:31