Chemistry, 17.03.2021 23:50, Pizzapegasus1
2. Calculate the difference in pressure between the top and the bottom of a container exactly 84 cm deep filled at 27 degrees with: a. Water (d = 0.990 g/cm3 ) b. Copper (d = 13.6 g/cm3 )
Answers: 3
Chemistry, 22.06.2019 05:50, zaleemawhite
Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.
Answers: 2
Chemistry, 22.06.2019 21:30, steven0448
An atomic nucleus is composed ofa)protons. b)protons and neutrons. c)protons and electrons. d)protons, neutrons, and electrons.
Answers: 1
Chemistry, 23.06.2019 02:30, elyzarobertson
Which statement best describes the liquid state of matter? a. it has definite shape but indefinite volume. b. it has definite shape and definite volume. c. it has indefinite shape and indefinite volume. d. it has indefinite shape but definite volume.
Answers: 1
Chemistry, 23.06.2019 10:30, malum2009
Can anyone explain 1. review your spectrometry data and use the known elements to identify the star's composition. which unknown elements make up this star? justify your element selections. 2. in parts i and ii of the lab, what happened to the electrons of each element to produce the different colors of light? explain your answers using important terms from the lesson and information provided in the laboratory. 3. stars composed of heavier (more massive) elements are often slightly older than stars made predominantly from hydrogen and helium. based on your data, is the newly discovered star a younger star? explain your answer.
Answers: 2
2. Calculate the difference in pressure between the top and the bottom of a container exactly 84 cm...
Mathematics, 11.06.2021 21:20
Mathematics, 11.06.2021 21:20
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Mathematics, 11.06.2021 21:20