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Rama09 [41]
3 years ago
5

A 1,100 kg car comes uniformly to a stop. If the vehicle is accelerating at 2 1.2 m/s , which

Chemistry
1 answer:
Phantasy [73]3 years ago
3 0
G. ………………………. . Z z… z z z z z z z z
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Which intermolecular forces do the particles in the image (F– in water) experience? Note that the ion is not necessarily drawn t
Lena [83]

hydrogen bonding and ion-dipole

Explanation:

The intermolecular forces the particles of fluoride experiences is an ion-dipole bond, between the water molecules, there are hydrogen bonds.

  • An ion-dipole bond is an attractive force between an ion and a polar molecule.
  • The fluoride is the anion that is attracted by the positive end of water molecules.
  • Water is a polar compound.
  • Between the water molecule, there is presence of hydrogen bonds.
  • Hydrogen bonds are special dipole - dipole attraction between polar molecules joined to a highly electronegative atom.
  • The electrostatic attraction between the hydrogen atom of one molecule and the electronegative atom of a neighboring molecule forms the hydrogen bond.

learn more:

Hydrogen bond brainly.com/question/10602513

#learnwithBrainly

3 0
3 years ago
According to the law of conservation of matter, how must a chemical equation be written
Evgesh-ka [11]
I think you are suposse to use coefficients of products and reactents to balance the number of atoms of an element on both sides of a chemical equation

i hope this helps
8 0
3 years ago
Read 2 more answers
A gas mixture contains twice as many moles of o2 as n2. addition of 0.200 mol of argon to this mixture increases the pressure fr
pantera1 [17]
Number of moles of oxygen = x

number of moles of nitrogen = y

x = 2y

initial pressure, p1 = 0.8 atm

final pressure, p2 = 1.10 atm

At constant volume and temperature p1 / n1 = p2 / n2

=> p1 / p2 = n1 / n2

n1 = x + y = 2y + y = 3y

n2 = 0.2 + 3y

=> p1 / p2 = 3y / (0.2 + 3y)

=> 0.8 / 1.10 = 3y / (0.2 + 3y)

=> 0.8 (0.2 + 3y) = 1.10 (3y)

0.16 + 2.4y = 3.3y

=> 3.3y - 2.4y = 0.16

=> 0.9y = 0.16

=> y = 0.16 / 0.9

=. x = 2*0.16/0.9 = 0.356

Answer: 0.356 moles O2
8 0
4 years ago
The production of ammonia (NH3) under standard conditions at 25°C is represented by the following thermochemical equation. N2(g)
asambeis [7]

Answer:

44,901 kilo Joule heat is released when 1.663\times 10^4 g grams of ammonia is produced.

Explanation:

Moles of ammonia  gas produced :

\frac{1.663\times 10^4 g}{17 g/mol}=978.235 mol

According to reaction, when 2 moles of ammonia are produced 9.18 kilo joules of energy is also released.

So, When 978.235 moles of ammonia gas is produced the energy released will be:

\frac{-91.8 kJ}{2}\times 978.235 mol=-44,900.98 kJ\approx -44,901 kJ

(negative sign indicates that energy is released as heat)

44,901 kilo Joule heat is released when 1.663\times 10^4 g grams of ammonia is produced.

7 0
3 years ago
Which of the following is considered a standard unit of length in the United States?
spin [16.1K]

Answer:

Yard . I hope this helped:))

3 0
3 years ago
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