Chemistry, 23.06.2021 14:00 letsgetcookingblog
What is the energy of light with a wavelength of 589 nm? (The speed of light in a vacuum is 3.00 x 10^8 m/s, and Planck's constant is 6.626 x 10^-34 Jos.)
A. 3.37 x 10^-19 J
B. 3.37 x 10^-28 J
C. 2.96 % 10^18 J
D. 2.96 % 10^27 J
Answers: 3
Chemistry, 21.06.2019 19:00
Asyringe contains 56.05 ml of gas at 315.1 k. what volume will that gas occupy if the temperature is increased to 380.5 k? a) 12.41 b) 46.42 c) 67.68 d) 81.74
Answers: 1
Chemistry, 22.06.2019 05:00
In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?
Answers: 1
Chemistry, 22.06.2019 10:30
Rocks, as they are compressed, begin forming mountains above the earth's surface when two continental plates converge. the continental crust increases in depth as the mountains grow above. the himalayan mountains formed at a convergent plate boundary in this manner. the rocks are smashed together causing them to due to the intense heat and pressure from the colliding plates and eventually forming rock. a) melt; igneous b) layer; sedimentary c) recrystallize; metamorphic d) melt into the earth's interior; metamorphic
Answers: 1
Chemistry, 22.06.2019 11:10
Which of the following shapes would represent a molecule with two bonded atoms and 3 lone pairs on only one of them , trigonal planar , bent , trigonal pyramidal , linear
Answers: 1
What is the energy of light with a wavelength of 589 nm? (The speed of light in a vacuum is 3.00 x 1...
Mathematics, 23.02.2021 15:10
Biology, 23.02.2021 15:10
Social Studies, 23.02.2021 15:10
French, 23.02.2021 15:10
Physics, 23.02.2021 15:10
Chemistry, 23.02.2021 15:10
Chemistry, 23.02.2021 15:10
History, 23.02.2021 15:10
Geography, 23.02.2021 15:10