Chemistry, 16.10.2019 04:30, jasminemonae62
The sun is a yellow star and emits most of its radiation in the yellow portion of the spectrum. if the suns radiation peaks at a frequency of 5.20×10 hz. how much energy is emitted by one photon of this visible yellow light?
Answers: 3
Chemistry, 22.06.2019 23:00, aly02
Need asap question 1 minerals are organic compounds. true false question 2 what vitamin can be found in foods like oranges, grapefruits, and broccoli? a. vitamin a b. vitamin k c. vitamin c d. vitamin d question 3 what are minerals? a. chemical elements that are needed for body processes. b. organic compounds that the body needs in small amounts to function properly. c. small molecules used to build proteins. d. an organic compound that is insoluble in water and includes fats. question 4 how many types of vitamins does the human body need? a. 15 b. 11 c. 13 d. 17 question 5 vitamins are a good source of energy. true false
Answers: 1
Chemistry, 23.06.2019 01:30, kcarstensen59070
Which statement justifies that hydrogen peroxide (h2o2) is a polar molecule? the o – h bond is nonpolar and the molecule is asymmetric. the o – h bond is nonpolar and the molecule is symmetric. the o – h bond is polar and the molecule is asymmetric. the o – h bond is polar and the molecule is symmetric.
Answers: 1
The sun is a yellow star and emits most of its radiation in the yellow portion of the spectrum. if t...
Computers and Technology, 02.12.2020 19:50
Geography, 02.12.2020 19:50
History, 02.12.2020 19:50
Social Studies, 02.12.2020 19:50
Mathematics, 02.12.2020 19:50