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Dvinal [7]
3 years ago
9

Heelp balance plez..... :}

Chemistry
1 answer:
valentinak56 [21]3 years ago
8 0

Answer:

CaC2 + 2H2O → C2H2 + Ca(OH)2

thats it

Explanation:

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38. An average adult has a total lung capacity of 6.0 L. How many total grams of air could be held in the lungs at a pressure of
Maru [420]

Answer:  

6.9 g

Step-by-step explanation:  

1. Use the Ideal Gas Law to find the <em>number of moles </em>

pV = nRT            Divide each side by RT  

 n = (pV)/(RT)  

<em>Data: </em>

p = 102 kPa

V = 6.0 L  

R = 8.314 kPa·L·K⁻¹mol⁻¹  

T = (37 + 273.15) K = 310.15 K  

<em>Calculation: </em>

n = (102 × 6.0)/(8.314 × 310.15)  

n = 0.237 mol  

2. Calculate the <em>mass of air </em>

Mass of air = 0.237 mol × (29  g/1 mol)

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6 0
3 years ago
During which stage of the water cycle could water enter the atmosphere as a gas? A. transpiration B. precipitation C. accumulati
Fantom [35]

Answer: Transpiration---A

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3 years ago
The type of bond that forms between two atoms when electrons are shared is a(n) _______________ bond.
ollegr [7]
<span>covalent. When two atoms share valence electrons, such a type of a bond is called a covalent bond. An example of such a bond could be the H2 molecule, where two H (hydrogen) atoms share electrons in a covalent bond.</span>
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4 years ago
How would poisoning proton pumps impact anion uptake? see section 36.3 ( page 755) ?
boyakko [2]
The answer to this question would be: the anion uptake will be decreased

If proton pump function is decreased, that means the amount of proton that goes outside the cell will be decreased. It will cause the anion uptake decreased too because some anion needs to go inside cells by co transporting with the proton.
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4 years ago
Sound waves are longitudinal waves and are also called _____ waves.
Katena32 [7]

Answer:

transverse

Explanation:

6 0
4 years ago
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