subject
Physics, 20.04.2020 20:35 jaejaeJae9534

According to the law of conservation of mass, if two atoms of hydrogen are used as a reactant, how many atoms of
hydrogen must be part of the product?

0

1

2

4

ansver
Answers: 3

Another question on Physics

question
Physics, 22.06.2019 06:30
Apebble is thrown into a calm lake, ripples are formed from the center and move outward. the water particles in the lake travel in a circular pattern that moves up and down on the surface of a lake, and the energy travels a) diagonally. b) downward. c) horizontally. d) upward.
Answers: 2
question
Physics, 22.06.2019 07:20
What is the magnitude of the acceleration vector which causes a particle to move from velocity −5i−2j m/s to −6i+ 7j m/s in 8 seconds. answer in m/s.
Answers: 3
question
Physics, 22.06.2019 21:50
To fully describe the photoelectric effect, scientists must consider which of the following to be quantized? o a. both light and matter o b. matter only o c. light only o d. neither light nor matter
Answers: 2
question
Physics, 22.06.2019 22:00
Ultraviolet radiation is dangerous because it has a high enough energy to damage skin cells. what is the best explanation of the relationship between wavelength and wave energy? a) wave energy is related only to frequency, not wavelength. b) longer wavelengths have lower frequencies but higher energy. c) the shorter the wavelength, the lower the frequency and the higher the energy. d) the shorter the wavelength, the higher the frequency and the higher the energy.
Answers: 3
You know the right answer?
According to the law of conservation of mass, if two atoms of hydrogen are used as a reactant, how m...
Questions
question
Mathematics, 31.01.2020 06:03
question
Mathematics, 31.01.2020 06:03
Questions on the website: 13722363