Chemistry, 05.01.2022 15:50 cathydaves
Red lights on a traffic light have a frequency of 4.3 X 10^15 Hz. What is the red light’s wavelength in meters? (Speed of light (c)= 3.00 X 10^8 m/s)
A. 1.5 X 10^-49 meters
B. 7.0 X 10^-8 meters
C. 1.4 X 10^7 meters
D. 1.3 X 10^24 meters
Answers: 3
Chemistry, 22.06.2019 14:00
Anthracite is so hard and pure it is also referred to as a renewable resource metamorphic rock hot bituminous coal dirty fuel
Answers: 1
Chemistry, 22.06.2019 22:00
11) burning your hand when accidentally touching a hot plate is an example of which heat transfer? a. conduction b. convection c. radiation d. none of these
Answers: 2
Chemistry, 23.06.2019 10:30
How much mass would a mole of hydrogen molecules contain? recall that hydrogen is diatomic. g/mol
Answers: 3
Chemistry, 23.06.2019 14:00
What mass of iron must be in a hot pack to provide -335kj of heat when the iron reacts with oxygen and is converted to iron (111) oxide according to the following thermochemical equation? 2fe(s) + 1.5o2(g)—> fe2o3(s) delta h= -824.2kj/mol
Answers: 1
Red lights on a traffic light have a frequency of 4.3 X 10^15 Hz. What is the red light’s wavelength...
Mathematics, 03.12.2020 14:00
Mathematics, 03.12.2020 14:00
Computers and Technology, 03.12.2020 14:00
Mathematics, 03.12.2020 14:00
English, 03.12.2020 14:00
Mathematics, 03.12.2020 14:00
German, 03.12.2020 14:00
Physics, 03.12.2020 14:00
Mathematics, 03.12.2020 14:00
Mathematics, 03.12.2020 14:00
Mathematics, 03.12.2020 14:00
Mathematics, 03.12.2020 14:00
Chemistry, 03.12.2020 14:00
History, 03.12.2020 14:00