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Vesna [10]
3 years ago
13

PLESE HELP WILL GIVE BRAINLYESTY

Chemistry
1 answer:
Anastaziya [24]3 years ago
3 0

Answer:

My name is Isaac Newton  and I am a scientist. I am known as one of the most important scientists in history. I was born in Woolsthorpe, England on January 4, 1643. My father, a farmer who was also named Isaac Newton, had died three months before my birth. My mother remarried when I was three years old and left me in the care of my grandparents.

Explanation:

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Can someone please help a girl out and answer this plsss ...need this as soon as posible
Helga [31]

Answer:

the anwser would be B obtain energy

Explanation:

7 0
3 years ago
How many protons and neutrons does Polonium-211 have?​
Stells [14]

Answer:

Protons: 84

Neutrons: 127

Explanation:

The number of protons is the atomic number. The number of neutrons can be found by subtracting the proton number (84) from the isotope number (211)

3 0
3 years ago
When atp is hydrolyzed to power a condensation reaction, what happens to the phosphate molecule that is released?
Leto [7]

The phosphate molecule that is released it is coupled to a different ADP molecule to make new molecule of ATP.

Hydrolysis of high-energy compound (ATP) using water:

ATP + H₂O → ADP + Pi

ATP is short for adenosine triphosphate.

Hydrolysis is a reaction that breaks down the chemical bonds between molecules via the addition of a water molecule.

A condensation reaction is a reaction that joins two molecules in a chemical bond.

ATP is resynthesized in a condensation reaction that adds an inorganic phosphate group to ADP. The addition of a phosphate group is catalyzed by the enzyme ATP synthase.

More about potential energy: brainly.com/question/21175118

#SPJ4

5 0
2 years ago
How many moles of oxygen must be placed
Annette [7]

0.24 moles of oxygen must be placed  in a 3.00 L container to exert a pressure of 2.00 atm at 25.0°C.

The variables given are Pressure, volume  and temperature.

Explanation:

Given:

P = 2 atm

V = 3 litres

T = 25 degrees or 298.15 K by using the formula 25 + 273.17 = K

R  = 0.082057 L atm/ mole K

n (number of moles) = ?

The equation used is of Ideal Gas law:

PV = nRT

n = \frac{PV}{RT}

Putting the values given for oxygen gas in the Ideal gas equation, we get

n = \frac{2 x 3}{0.082157 x 298.15}

  = 0.24

Thus, from the calculation using Ideal Gas law it is found that 0.24 moles of oxygen must be placed in a container.

Ideal gas law equation is used as it tells the relation between temperature, pressure and volume of the gas.

3 0
3 years ago
Read 2 more answers
Convert 2.8 x10^27 molecules of N2O5 to grams
liraira [26]

Answer:

2.41 molecules

Have a good day

5 0
2 years ago
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