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musickatia [10]
3 years ago
13

Which body system includes the lungs?m​

Chemistry
1 answer:
Zanzabum3 years ago
4 0

Answer: <u>The respiratory system </u>

Explanation: It includes the nose, mouth, throat, voice box, windpipe, and lungs. Air enters the respiratory system through the nose or the mouth.

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What characteristic of rivers at their source gives them so much power to shape the land
Zielflug [23.3K]
River sources tend to be at the top of mountains or areas of high elevation. This means that rivers impact the entire terrain from mountains to seas and oceans.

I hope this Helps!
8 0
3 years ago
Which of the following statements is true? Radiation is the transfer of heat between objects which are not touching. An insulato
Licemer1 [7]

Answer:

Radiation is the transfer of heat between objects which are not touching. I think

Explanation:

3 0
2 years ago
Many fundamental concepts are at the heart of chemistry. Match the description to the name.
Lisa [10]

Answer:

you dony have a picture for me to match them

Explanation:

4 0
2 years ago
1.What is the specific heat capacity of granite when 20 kg absorbs 237 000 J of heat energy, causing its temperature to increase
Natalka [10]

<u>Given</u> :

  • Amount = 20 kg
  • Heat energy absorbed = 237,000 J
  • Temperature change = 15 °C

<u>Formula applied</u> :

\boxed {Q = mc \triangle T}

  • Q = absorbed heat
  • m = mass
  • c = specific heat capacity
  • ΔT = temperature change

Let's solve for c !

⇒ 237,000 = 20 × c × 15

⇒ c = 237,000 ÷ 300

⇒ \boxed {c = 790 J kg^{-1} K^{-1}}

∴ The specific heat capacity of granite is <u>790 J kg⁻¹ K⁻¹</u>.

5 0
2 years ago
Helppppp will mark brainlest
ss7ja [257]

Answer:

if you will decrease the HCO3- so the less H+ ion will be form and reaction will more likely shift to product and when HCO3- decreases pH value increases and vica versa for the increasing HCO3 the more H+ ion will be form and reaction will shift to product and the pH value will decreases!!

I've doubt in reaction shift coz whatever is the amount of HCO3- this is completely gonna form number of H+ so reaction shift may or may not be same!!

5 0
3 years ago
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