Chemistry, 18.05.2021 17:00 billycain9647
A student is creating a model of space and wants to include the Earth, the Milky Way galaxy, the universe, and the
solar system. How should the student scale the components of the model to make an accurate model? Select the
FOUR statements that apply.
A)
The universe should be the largest component of the model.
B)
The Earth should be a smaller component within the solar system.
C)
The solar system should be scaled smaller than the Milky Way galaxy.
D)
The solar system should be larger than the Earth but not larger than the
Milky Way
E)
The Milky Way should be larger than the Earth but smaller than the solar
system.
Answers: 3
Chemistry, 22.06.2019 12:00
Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.
Answers: 1
Chemistry, 22.06.2019 16:30
How many moles of sulfuric acid (h2so4) are needed to react completely with 6.8 moles of lithium hydroxide (lioh)? 2lioh + h2so4 → li2so4 + 2h2o a. 3.4 mol h2so4b. 6.8 mol h2so4 c. 10.2 mol h2so4 d. 13.6 mol h2so4
Answers: 3
Chemistry, 22.06.2019 19:00
Avolleyball player hit a ball with a mass of 0.25 kg. the average acceleration of the ball is 15.5 m/s². how much force did the volleyball player apply to the ball? 62.0 n 3.87 n 62.0 m/s² 3.87 m/s²
Answers: 2
Chemistry, 23.06.2019 01:30
In which phase of mitosis do the spindle fibers pull the chromosomes apart to opposite sides of the cell ?
Answers: 1
A student is creating a model of space and wants to include the Earth, the Milky Way galaxy, the uni...
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