Chemistry, 13.01.2021 07:00 rouseallie9428
The following phrases describe how light is produced by a light bulb. Drag the phrases into the correct order.
1.electrons move into the excited state
2.electrons are in the ground state
3.electrons fall back to ground state and release light
4.the light switch is turned on, allowing the electrical energy to the bulb
Answers: 1
Chemistry, 21.06.2019 20:30
9. write the chemical equation for the following word equations. include symbols for physical states in the equation. a. solid zinc sulfide + oxygen gas -> solid zinc oxide + sulfur dioxide gas b. aqueous hydrochloric acid + aqueous barium hydroxide -> aqueous barium chloride + water
Answers: 1
Chemistry, 22.06.2019 10:30
Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space
Answers: 2
Chemistry, 22.06.2019 13:30
An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum
Answers: 1
Chemistry, 22.06.2019 14:00
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
Answers: 3
The following phrases describe how light is produced by a light bulb. Drag the phrases into the corr...
History, 12.12.2020 16:30
Mathematics, 12.12.2020 16:30
Mathematics, 12.12.2020 16:30
Chemistry, 12.12.2020 16:30
Chemistry, 12.12.2020 16:30
Medicine, 12.12.2020 16:30
Biology, 12.12.2020 16:30
Health, 12.12.2020 16:30
Mathematics, 12.12.2020 16:30
Mathematics, 12.12.2020 16:30
Mathematics, 12.12.2020 16:30
Mathematics, 12.12.2020 16:30