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andreyandreev [35.5K]
3 years ago
7

What happens to oxygen and carbon dioxide in the respiratory system?

Chemistry
1 answer:
lara [203]3 years ago
8 0

Answer:

In the respiratory system, oxygen is breathed in and carbon dioxide ( a green house gas) is breathed out.

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Is there law of conversation of Volume? If two different liquids say you take 100ml of liquid A and 100 ml of liquid B and mix t
victus00 [196]

Answer:

200 mL

Explanation:

You simply add the volumes :) If this was a case that involved titration, you would use the formula M1V1 = M2V2. I do not know if that is what you were referring to but based on the information you gave, you simply add the two volumes.

4 0
4 years ago
Determine the mass of 9.2 x 10^18 molecules of dinitrogen tetroxide.
steposvetlana [31]

Answer: 1.4x10-3 g N2O4

Explanation: First convert molecules of N2O4 to moles using Avogadro's Number. Then convert moles to mass using the molar mass of N2O4.

9.2x10^18 molecules N2O4 x 1 mole N2O4 / 6.022x10²³ molecules N2O4

= 1.53x10-5 moles N2O4

1.53x10-5 moles N2O4 x 92 g N2O4/ 1 mole N2O4

= 1.4x10-3 g N2O4

4 0
3 years ago
) What parts of pizzly resemble that of a grizzly bear?
user100 [1]

Answer:

Animal was shot in Nunavut, Canada earlier this month by hunters. It resembles a polar bear but has claws and brown paws of a grizzly bear. Experts claim the 'pizzly' or 'grolar' bear is a hybrid between the two. DNA tests revealed it was actually a blonde haired grizzly bear

Explanation:

6 0
3 years ago
chemistry moles PLEASE HELP!! A package of foil weighs 360g. How many moles of aluminium are there in this package??
Ksenya-84 [330]

Answer:

I am not 100% sure but I think it is 26.981538

Explanation:

6 0
2 years ago
A scientist triples the temperature of a gas at constant pressure. By what factor does the gas’s volume change?
laila [671]
Hey there,

A scientist triples the temperature of a gas at constant pressure. By what factor does the gas’s volume change?

I believe that  when the scientist triples the temperature of the gas at a certain and constant pressure, the factor of the gas volume would change most likely with the double amount of pressure that the scientist put in the first place.

~Jurgen
4 0
3 years ago
Read 2 more answers
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