Chemistry, 30.04.2021 19:20, spooderfaxy7813
Which statement correctly compares microwaves and x-rays on the electromagnetic spectrum?
Microwaves have a longer wavelength than x-rays.
Microwaves are used to find and diagnose health problems in bones and teeth.
Microwaves carry more energy than x-rays.
Microwaves have a higher frequency than x-rays.
Answers: 2
Chemistry, 21.06.2019 21:00, 5041
Read these sentences from the text. near the equator, the tropics receive the most rain on a consistent basis. as a result, the fresh water falling into the ocean decrease the salinity of the surface water in that region. [. .] . . as the salt content of sea water increases, so does its density. what can you infer about how rain affects the density of surface water near the equator?
Answers: 1
Chemistry, 22.06.2019 15:30, ashtonviceoxd21i
The gulf stream is a warm water current that flows away from the equator to northern europe. witch of these does it cause. a. crashes of warm and cool water in the ocean b. colder climates near the equator c. large waves on the cost of europe d. warm climates in northern europe
Answers: 1
Chemistry, 23.06.2019 10:10, estebanmff
Solid tin exists in two forms: white and gray. for the transformation sn(s, white) β sn(s, gray) the enthalpy change is -2.1 kj/mol and the entropy change is -7.4 j/(mol*k). a. calculate the gibbs free energy change for the conversion of 1.00 mol white tin to gray tin at -30β. b. will white tin convert spontaneously to gray tin at -30β? c. at what temperature are white and gray tin thermodynamically equivalent at a pressure of 1 atm?
Answers: 3
Chemistry, 23.06.2019 12:00, Pointjazzyqueen602
How can nonpolar molecule contain polar covalent bonds
Answers: 1
Which statement correctly compares microwaves and x-rays on the electromagnetic spectrum?
Microwa...
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