3 points
44. Name one similarity and one difference between compounds and
homogeneous mixture...
Answers: 2
Chemistry, 21.06.2019 13:30
You 4. you have been swimming in your neighbor’s pool for an hour. the relative humidity of the air is 30 percent. will you feel warm or cool when you step out of the pool? explain your answer.
Answers: 1
Chemistry, 21.06.2019 17:10
For which one of the following reactions is the value of δh° rxn equal to δh° f for the product? a. 2 h2 (g) + o2 (g) → 2 h2o (l) b. n2 (g) + o2 (g) → 2 no (g) c. 2 h2 (g) + o2 (g) → 2 h2o (g) d. h2o (l) + 1/2 o2 (g) → h2o2 (l) e. none of the above
Answers: 1
Chemistry, 21.06.2019 18:40
What kind of ion is contained in salts that produce an acidic solution? a positive ion that attracts a proton from water a positive ion that releases a proton to water a negative ion that attracts a proton from water a negative ion that releases a proton to water
Answers: 1
Chemistry, 22.06.2019 08:30
Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?
Answers: 1
English, 22.11.2020 08:30
English, 22.11.2020 08:30
Mathematics, 22.11.2020 08:30
Mathematics, 22.11.2020 08:30
Mathematics, 22.11.2020 08:30
Mathematics, 22.11.2020 08:30
English, 22.11.2020 08:30
English, 22.11.2020 08:30
Mathematics, 22.11.2020 08:30
Mathematics, 22.11.2020 08:30
Mathematics, 22.11.2020 08:30
French, 22.11.2020 08:30
Mathematics, 22.11.2020 08:30
Mathematics, 22.11.2020 08:30
Mathematics, 22.11.2020 08:30