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Jet001 [13]
3 years ago
15

What are some of the problems with using flame tests as a way to identify substances?

Chemistry
1 answer:
ASHA 777 [7]3 years ago
3 0
Different substances can produce similar results in color. This can cause <span>uncertainty with identifying the substance.</span>
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How many liters are in 3.45 moles of oxygen gas at STP?
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Answer:

22.4L of one mole of any gas

or you can use PV=nRT

3.45*22.4=77.28

Explanation:

5 0
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Which group on the periodic table already stable?
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3 years ago
Oxygen-Carbon Dioxide Exchange
leonid [27]

Answer:

Answer is below with the steps in order

Explanation:

4) Blood picks up carbon dioxide from the body

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8) Inhale

9) Nose traps germs in air

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3) Air moves through bronchi into the bronchioles

6) Alveoli receive oxygen pass to blood

9) Oxygen passes into the blood

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The last <em>four of five</em> steps could be switched up a little bit since it all happens synchronously, but this is the most accurate interpretation.

8 0
2 years ago
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