Chemistry, 22.01.2022 14:00 lovemusic4
The power output of a laser is measured in units of watts (W), where one watt is equal to 1 one
joule per second (1 W = 1 J. s-1) What is the number of photons emitted per second by a 1.00 mW nitrogen laser?
The wavelength emitted by a nitrogen laser is 337 nm.
Answers: 3
Chemistry, 22.06.2019 04:00
How do scientists think that gravity affected the formation of our solar system?
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Chemistry, 22.06.2019 11:50
Which of the following statements about hybrid orbitals is or are true? choose all that apply. choose all that apply. under sp2 hybridization, the large lobes point to the vertices of an equilateral triangle. after an atom undergoes sp hybridization there is one unhybridized p orbital on the atom. the angle between the large lobes of sp3 hybrids is 109.5∘
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Chemistry, 22.06.2019 13:50
What happens when an atom of sulfur combines with two atoms of chlorine to produce sci2? a. each chlorine atom shares a pair of electrons with the sulfur atom. b. an electron is transferred from each chlorine atom to the sulfur atom. c. an electron is transferred from the sulfur atom to each chlorine atom. d. each chlorine atom shares all its valence electrons with the sulfur atom.
Answers: 2
Chemistry, 22.06.2019 16:00
Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules
Answers: 1
The power output of a laser is measured in units of watts (W), where one watt is equal to 1 one
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