Chemistry, 19.01.2021 06:20 hannahcolleen4895
When plants and animals die, their bodies are decomposed by organisms such as bacteria or fungi. Which statement is true regarding the decomposition process?
A.
Decomposition is a physical change because the organism is broken down into new substances.
B.
Decomposition is a chemical change because the identity of the dead plant or animal does not change.
C.
Decomposition is a chemical change because the organism is broken down into new substances.
D.
Decomposition is a physical change because the identity of the dead plant or animal does not change.
Answers: 3
Chemistry, 22.06.2019 05:30
Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?
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Chemistry, 22.06.2019 06:30
Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?
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Chemistry, 22.06.2019 10:40
Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3
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When plants and animals die, their bodies are decomposed by organisms such as bacteria or fungi. Whi...
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