Chemistry, 14.03.2020 16:20 amandamiro05
For hundreds of years, people believed that life forms could just appear. That is because they could not see microscopic organisms. In 1859, Louis Pasteur performed an important experiment that proved there were small, unseen bacteria in the air that caused milk to sour and food to rot. He later linked that to unseen organisms that also cause disease. To which part of the Cell Theory did Pasteur make the biggest contribution? A) Cells are the basic units of life. B) All organisms are composed of cells. C) All cells come from pre-existing cells. D) Cells contain DNA which is found specifically in the chromosome
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Chemistry, 23.06.2019 01:30
Which of the following statements is true about energy quantization at the atomic level? electrons in the outermost orbits are the most stable. electrons in all the orbits around the nucleus have the same amount of energy. electrons in the orbit closest to the nucleus have the least amount of energy. electrons absorb or release the same amount of energy independent of the energy levels.
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Chemistry, 23.06.2019 06:00
What volume of 0.500 mol/l hydrochloric acid, hci (aq) is required to react completely with 1.00 g of aluminum hydroxide, ai(oh)3 (s)?
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Chemistry, 23.06.2019 13:20
Use the periodic table to answer the following questions. what is the predicted order of first ionization energies from highest to lowest for beryllium, calcium, magnesium, and strontium? o be > ca > mg > sr o be > mg > ca > sr o ca > sr> be > mg o sr > ca > mg > be done
Answers: 1
For hundreds of years, people believed that life forms could just appear. That is because they could...
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