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jolli1 [7]
3 years ago
12

what evidence from today's experiment supports the idea that exhaled air contains more co2 than room air

Chemistry
1 answer:
schepotkina [342]3 years ago
6 0
That totally depends on the experiment that you did
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If aluminum has a mass of 22.3 g, how many liters of oxygen gas are required at STP?
IceJOKER [234]

Answer:

27.8

Explanation:

6 0
3 years ago
An element has 3 electrons, 3 protons and 4 neutrons. What will be its atomic number and mass number? (​
stiv31 [10]

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its atomic number will be 3 and it's mass number will be 7. it is lithium

8 0
2 years ago
Although chemical digestion occurs throughout the digestive system, it mostly occurs in the: Aesophagus and stomach B) liver and
frez [133]

Answer:

The digestive role of the liver is to produce bile and export it to the duodenum. The gallbladder primarily stores, concentrates, and releases bile. The pancreas produces pancreatic juice, which contains digestive enzymes and bicarbonate ions, and delivers it to the duodenum.

Explanation:

The chemical process of digestion begins during chewing as food mixes with ... The esophagus is a tubular organ that connects the mouth to the stomach. ... Acid reflux or “heartburn” occurs when the acidic digestive juices escape into the esophagus. ... The secretions of the liver, pancreas, and gallbladder are regulated by ...

-Both our right just choose one,

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3 years ago
Is thiamine mononitrate an ionic bond or covalent bond?
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7 0
3 years ago
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Describe in your own words, in terms of particle movement and energy, what occurs when a liquid is cooled to its freezing point.
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Liquids have free and fast moving particles. Liquids do not take a specific shape unless they are enclosed such as in a bottle. Anyway, since they are free flowing when they freeze, their movement becomes very slow. Eventually the particles will not have room to move as they used to and will be held in one place. The particles are still moving but they are only shaking or vibrating in the same place. You can't even tell this movement is happening, and that is what happens when liquid freezes.

4 0
3 years ago
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