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Klio2033 [76]
3 years ago
5

Help ASAP I’ll mark you as brainlister:((?!!

Chemistry
1 answer:
KonstantinChe [14]3 years ago
6 0

Answer:

Explanation:

pressure(volume)=Number of moles(constant)(tempature)

(88.4 kPa) (344 mL) =N(0.0821)(85C)

all you need to do from here is convert to SI units (kelvin, liter, pascal) and solve for n

if you leave it as it you get N=4357.61266

converting it gives a number a little closer to N=0.01024061 (used a ideal gas law calculator to doble check the math lol)

Hope this helps!!

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Answer:

1. Acids

2. Its molecular arrangement

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4. Unsaturated

5. Apple juice

Explanation:

1. Acids have pH less than 7

2. Water molecules have a polar arrangement of the oxygen and hydrogen atoms—one side (hydrogen) has a positive electrical charge and the other side (oxygen) had a negative charge.3. Very acidic

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4 0
3 years ago
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What volume of a 0.295 M nitric acid solution is required to neutralize 24.8 mL of a 0.107 M potassium hydroxide solution
KengaRu [80]

Answer: 9.00 mL

Explanation:

M_{A}V_{A}=M_{B}V_{B}\\(0.295)V_{A}=(0.107)(24.8)\\V_{A}=\frac{(0.107)(24.8)}{(0.295)} \approx \boxed{9.00 \text{ mL}}

4 0
2 years ago
What are the 4 things attached to the center carbon in all amino acids?
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amino group
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5 0
3 years ago
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vivado [14]

Answer:

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8 0
3 years ago
How many grams of CuSO4 are there in 100.0 g of hydrate? How many moles?
lapo4ka [179]
The hydrate form of CuSO4 has 5 water molecules (CuSO4-5H20) copper (II) Sulfate pentahydrate or commonly known as blue vitriol. 

To solve, the following molar masses are to be known. 
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CuSO4 (anhydrous) -159.6g/mole
Also there molar ratio of the hydrate and CuSO4 is 1. 

the mass of the hydrate is to be divided by the molar mass of the hydrate then multiplied by the ratio (1) to get the moles of hydrate and multiplied by the molar mass of the anhydrous to get the mass in grams. 

moles = (100g/249.7)*1 =  0.4 moles hydrate
grams = 0.4*159.6 =  64.9 grames hydrate


8 0
3 years ago
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